Collection: Screws - Thumb

Screws -> Thumb
Thread Size (C) Thread Length (Tl) Overall Length (L) Head Diameter (A) Head Height (H) Indicative
Image
Thumb Screws - 8-32 UNC - 4.17mm - 9.53x14.29 mm Knurled - NYLATRON GS PA66 + MoS2 Screw
Thread Size (C)
8-32 UNC (4.17mm)
Thread Length (Tl)
9.53
mm
Overall Length (L)
14.29
mm
Head Diameter (A)
9.53
mm
Head Height (H)
4.76
mm
Thumb Screws - 8-32 UNC - 4.17mm - 9.53x14.29 mm Knurled - NYLATRON GS PA66 + MoS2
Material: NYLATRON GS (PA66 + MoS2)   
Category: Screws - Thumb - Knurled
Part Number: THS042C-010-K-NY (Each)
8 Available Now | Further orders can be expected around Fri, Aug 21, 2026
Regular price $9.14 AUD
Regular price $10.56 AUD Sale price $9.14 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 8 available can be backordered.
Thread Size (C) Thread Length (Tl) Overall Length (L) Indicative
Image
Thumb Screws - 8-32 UNC - 4.17mm - 9.53x14.29 mm Knurled - NYLATRON GS PA66 + MoS2 Screw
Thread Size (C)
8-32 UNC (4.17mm)
Thread Length (Tl)
9.53
mm
Overall Length (L)
14.29
mm
Thumb Screws - 8-32 UNC - 4.17mm - 9.53x14.29 mm Knurled - NYLATRON GS PA66 + MoS2
Material: NYLATRON GS (PA66 + MoS2)    Head Diameter (A): 9.53 mm    Head Height (H): 4.76 mm   
Category: Screws - Thumb - Knurled
Part Number: THS042C-010-K-NY (Each)
8 Available Now | Further orders can be expected around Fri, Aug 21, 2026
Regular price $9.14 AUD
Regular price $10.56 AUD Sale price $9.14 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

8 Available Now. Backorder if more than 8.
Thumb Screws - 8-32 UNC - 4.17mm - 9.53x14.29 mm Knurled - Stainless Steel Screw
Thread Size (C)
8-32 UNC (4.17mm)
Thread Length (Tl)
9.53
mm
Overall Length (L)
14.29
mm
Head Diameter (A)
9.53
mm
Head Height (H)
4.76
mm
Thumb Screws - 8-32 UNC - 4.17mm - 9.53x14.29 mm Knurled - Stainless Steel
Material: Stainless Steel    Finish: Plain   
Category: Screws - Thumb - Knurled
Part Number: THS042C-010-K-3 (Each)
2 Available Now | Further orders can be expected around Sun, Sep 06, 2026
Regular price $25.95 AUD
Regular price Sale price $25.95 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 2 available can be backordered.
Thumb Screws - 8-32 UNC - 4.17mm - 9.53x14.29 mm Knurled - Stainless Steel Screw
Thread Size (C)
8-32 UNC (4.17mm)
Thread Length (Tl)
9.53
mm
Overall Length (L)
14.29
mm
Thumb Screws - 8-32 UNC - 4.17mm - 9.53x14.29 mm Knurled - Stainless Steel
Material: Stainless Steel    Head Diameter (A): 9.53 mm    Head Height (H): 4.76 mm    Finish: Plain   
Category: Screws - Thumb - Knurled
Part Number: THS042C-010-K-3 (Each)
2 Available Now | Further orders can be expected around Sun, Sep 06, 2026
Regular price $25.95 AUD
Regular price Sale price $25.95 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

2 Available Now. Backorder if more than 2.
Thumb Screws - 8-32 UNC - 4.17mm - 9.53x15.88 mm Knurled - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Screw
Thread Size (C)
8-32 UNC (4.17mm)
Thread Length (Tl)
9.53
mm
Overall Length (L)
15.88
mm
Head Diameter (A)
9.53
mm
Thumb Screws - 8-32 UNC - 4.17mm - 9.53x15.88 mm Knurled - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80   
Category: Screws - Thumb - Knurled
Part Number: THS042C-010-K-3-N (Each)
1 Available Now | Further orders can be expected around Fri, Aug 21, 2026
Regular price $10.50 AUD
Regular price $12.20 AUD Sale price $10.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 1 available can be backordered.
Thumb Screws - 8-32 UNC - 4.17mm - 9.53x15.88 mm Knurled - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Screw
Thread Size (C)
8-32 UNC (4.17mm)
Thread Length (Tl)
9.53
mm
Overall Length (L)
15.88
mm
Thumb Screws - 8-32 UNC - 4.17mm - 9.53x15.88 mm Knurled - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80    Head Diameter (A): 9.53 mm   
Category: Screws - Thumb - Knurled
Part Number: THS042C-010-K-3-N (Each)
1 Available Now | Further orders can be expected around Fri, Aug 21, 2026
Regular price $10.50 AUD
Regular price $12.20 AUD Sale price $10.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

1 Available Now. Backorder if more than 1.
Thumb Screws - 8-32 UNC - 4.17mm - 9.53x17.46 mm Shoulder - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Screw
Thread Size (C)
8-32 UNC (4.17mm)
Thread Length (Tl)
9.53
mm
Overall Length (L)
17.46
mm
Head Diameter (A)
11.11
mm
Thumb Screws - 8-32 UNC - 4.17mm - 9.53x17.46 mm Shoulder - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80    Shoulder Diameter (B): 9.53 mm   
Category: Screws - Thumb - Shoulder
Part Number: THS042C-017-K-3-SHL (Each)
4 Available Now | Further orders can be expected around Fri, Aug 21, 2026
Regular price $13.50 AUD
Regular price $15.60 AUD Sale price $13.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 4 available can be backordered.
Thumb Screws - 8-32 UNC - 4.17mm - 9.53x17.46 mm Shoulder - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Screw
Thread Size (C)
8-32 UNC (4.17mm)
Thread Length (Tl)
9.53
mm
Overall Length (L)
17.46
mm
Thumb Screws - 8-32 UNC - 4.17mm - 9.53x17.46 mm Shoulder - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80    Head Diameter (A): 11.11 mm    Shoulder Diameter (B): 9.53 mm   
Category: Screws - Thumb - Shoulder
Part Number: THS042C-017-K-3-SHL (Each)
4 Available Now | Further orders can be expected around Fri, Aug 21, 2026
Regular price $13.50 AUD
Regular price $15.60 AUD Sale price $13.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

4 Available Now. Backorder if more than 4.
Thumb Screws - 8-32 UNC - 4.17mm - 9.53x17.46 mm Knurled - Stainless Steel Screw
Thread Size (C)
8-32 UNC (4.17mm)
Thread Length (Tl)
9.53
mm
Overall Length (L)
17.46
mm
Head Diameter (A)
11.11
mm
Head Height (H)
4.76
mm
Thumb Screws - 8-32 UNC - 4.17mm - 9.53x17.46 mm Knurled - Stainless Steel
Material: Stainless Steel    Finish: Plain    Shoulder Diameter (B): 9.53 mm   
Category: Screws - Thumb - Knurled
Part Number: THS042C-010-K-SS-WF (Pack of 52)
Out of Stock | Backorder Now | Backorder now for delivery around Fri, Aug 21, 2026
Regular price $1,332.59 AUD
Regular price Sale price $1,332.59 AUD
Priced, Stocked and Sold Per 52 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 8-32 UNC - 4.17mm - 9.53x17.46 mm Knurled - Stainless Steel Screw
Thread Size (C)
8-32 UNC (4.17mm)
Thread Length (Tl)
9.53
mm
Overall Length (L)
17.46
mm
Thumb Screws - 8-32 UNC - 4.17mm - 9.53x17.46 mm Knurled - Stainless Steel
Material: Stainless Steel    Head Diameter (A): 11.11 mm    Head Height (H): 4.76 mm    Finish: Plain    Shoulder Diameter (B): 9.53 mm   
Category: Screws - Thumb - Knurled
Part Number: THS042C-010-K-SS-WF (Pack of 52)
Out of Stock | Backorder Now | Backorder now for delivery around Fri, Aug 21, 2026
Regular price $1,332.59 AUD
Regular price Sale price $1,332.59 AUD
Priced, Stocked and Sold Per 52 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 8-32 UNC - 4.17mm - 9.53x17.46 mm Shoulder - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Screw
Thread Size (C)
8-32 UNC (4.17mm)
Thread Length (Tl)
9.53
mm
Overall Length (L)
17.46
mm
Head Diameter (A)
12.70
mm
Thumb Screws - 8-32 UNC - 4.17mm - 9.53x17.46 mm Shoulder - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80    Shoulder Diameter (B): 9.53 mm   
Category: Screws - Thumb - Shoulder
Part Number: THS042C-017-KL-3-SHL (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Fri, Aug 21, 2026
Regular price $17.05 AUD
Regular price $19.85 AUD Sale price $17.05 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 8-32 UNC - 4.17mm - 9.53x17.46 mm Shoulder - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Screw
Thread Size (C)
8-32 UNC (4.17mm)
Thread Length (Tl)
9.53
mm
Overall Length (L)
17.46
mm
Thumb Screws - 8-32 UNC - 4.17mm - 9.53x17.46 mm Shoulder - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80    Head Diameter (A): 12.70 mm    Shoulder Diameter (B): 9.53 mm   
Category: Screws - Thumb - Shoulder
Part Number: THS042C-017-KL-3-SHL (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Fri, Aug 21, 2026
Regular price $17.05 AUD
Regular price $19.85 AUD Sale price $17.05 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 8-32 UNC - 4.17mm - 10.3x18.26 mm Knurled - Brass Screw
Thread Size (C)
8-32 UNC (4.17mm)
Thread Length (Tl)
10.30
mm
Overall Length (L)
18.26
mm
Head Diameter (A)
11.11
mm
Head Height (H)
4.76
mm
Thumb Screws - 8-32 UNC - 4.17mm - 10.3x18.26 mm Knurled - Brass
Material: Brass    Finish: Nickel Plated    Shoulder Diameter (B): 9.53 mm   
Category: Screws - Thumb - Knurled
Part Number: THS042C-010-K-BN-WF (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Sep 06, 2026
Regular price $53.68 AUD
Regular price $63.42 AUD Sale price $53.68 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 8-32 UNC - 4.17mm - 10.3x18.26 mm Knurled - Brass Screw
Thread Size (C)
8-32 UNC (4.17mm)
Thread Length (Tl)
10.30
mm
Overall Length (L)
18.26
mm
Thumb Screws - 8-32 UNC - 4.17mm - 10.3x18.26 mm Knurled - Brass
Material: Brass    Head Diameter (A): 11.11 mm    Head Height (H): 4.76 mm    Finish: Nickel Plated    Shoulder Diameter (B): 9.53 mm   
Category: Screws - Thumb - Knurled
Part Number: THS042C-010-K-BN-WF (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Sep 06, 2026
Regular price $53.68 AUD
Regular price $63.42 AUD Sale price $53.68 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 8-32 UNC - 4.17mm - 11.11x19.05 mm Shoulder - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Screw
Thread Size (C)
8-32 UNC (4.17mm)
Thread Length (Tl)
11.11
mm
Overall Length (L)
19.05
mm
Head Diameter (A)
12.70
mm
Thumb Screws - 8-32 UNC - 4.17mm - 11.11x19.05 mm Shoulder - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80    Shoulder Diameter (B): 9.53 mm   
Category: Screws - Thumb - Shoulder
Part Number: THS042C-019-K-3-SHL (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Fri, Aug 21, 2026
Regular price $17.23 AUD
Regular price $20.07 AUD Sale price $17.23 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 8-32 UNC - 4.17mm - 11.11x19.05 mm Shoulder - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Screw
Thread Size (C)
8-32 UNC (4.17mm)
Thread Length (Tl)
11.11
mm
Overall Length (L)
19.05
mm
Thumb Screws - 8-32 UNC - 4.17mm - 11.11x19.05 mm Shoulder - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80    Head Diameter (A): 12.70 mm    Shoulder Diameter (B): 9.53 mm   
Category: Screws - Thumb - Shoulder
Part Number: THS042C-019-K-3-SHL (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Fri, Aug 21, 2026
Regular price $17.23 AUD
Regular price $20.07 AUD Sale price $17.23 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 8-32 UNC - 4.17mm - 12.7x17.46 mm Knurled - Brass Screw
Thread Size (C)
8-32 UNC (4.17mm)
Thread Length (Tl)
12.70
mm
Overall Length (L)
17.46
mm
Head Diameter (A)
9.53
mm
Head Height (H)
4.76
mm
Thumb Screws - 8-32 UNC - 4.17mm - 12.7x17.46 mm Knurled - Brass
Material: Brass    Finish: Zinc Chromate Plated   
Category: Screws - Thumb - Knurled
Part Number: THS042C-013-K-BZ (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Sep 06, 2026
Regular price $18.77 AUD
Regular price $21.93 AUD Sale price $18.77 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 8-32 UNC - 4.17mm - 12.7x17.46 mm Knurled - Brass Screw
Thread Size (C)
8-32 UNC (4.17mm)
Thread Length (Tl)
12.70
mm
Overall Length (L)
17.46
mm
Thumb Screws - 8-32 UNC - 4.17mm - 12.7x17.46 mm Knurled - Brass
Material: Brass    Head Diameter (A): 9.53 mm    Head Height (H): 4.76 mm    Finish: Zinc Chromate Plated   
Category: Screws - Thumb - Knurled
Part Number: THS042C-013-K-BZ (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Sep 06, 2026
Regular price $18.77 AUD
Regular price $21.93 AUD Sale price $18.77 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 8-32 UNC - 4.17mm - 12.7x17.46 mm Knurled - Stainless Steel Screw
Thread Size (C)
8-32 UNC (4.17mm)
Thread Length (Tl)
12.70
mm
Overall Length (L)
17.46
mm
Head Diameter (A)
9.53
mm
Head Height (H)
4.76
mm
Thumb Screws - 8-32 UNC - 4.17mm - 12.7x17.46 mm Knurled - Stainless Steel
Material: Stainless Steel    Finish: Plain   
Category: Screws - Thumb - Knurled
Part Number: THS042C-013-K-3 (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Sep 06, 2026
Regular price $17.05 AUD
Regular price $19.85 AUD Sale price $17.05 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 8-32 UNC - 4.17mm - 12.7x17.46 mm Knurled - Stainless Steel Screw
Thread Size (C)
8-32 UNC (4.17mm)
Thread Length (Tl)
12.70
mm
Overall Length (L)
17.46
mm
Thumb Screws - 8-32 UNC - 4.17mm - 12.7x17.46 mm Knurled - Stainless Steel
Material: Stainless Steel    Head Diameter (A): 9.53 mm    Head Height (H): 4.76 mm    Finish: Plain   
Category: Screws - Thumb - Knurled
Part Number: THS042C-013-K-3 (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Sep 06, 2026
Regular price $17.05 AUD
Regular price $19.85 AUD Sale price $17.05 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 8-32 UNC - 4.17mm - 12.7x20.64 mm Shoulder - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Screw
Thread Size (C)
8-32 UNC (4.17mm)
Thread Length (Tl)
12.70
mm
Overall Length (L)
20.64
mm
Head Diameter (A)
11.11
mm
Thumb Screws - 8-32 UNC - 4.17mm - 12.7x20.64 mm Shoulder - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80    Shoulder Diameter (B): 9.53 mm   
Category: Screws - Thumb - Shoulder
Part Number: THS042C-021-K-3-SHL (Each)
4 Available Now | Further orders can be expected around Fri, Aug 21, 2026
Regular price $14.23 AUD
Regular price $16.47 AUD Sale price $14.23 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 4 available can be backordered.
Thumb Screws - 8-32 UNC - 4.17mm - 12.7x20.64 mm Shoulder - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Screw
Thread Size (C)
8-32 UNC (4.17mm)
Thread Length (Tl)
12.70
mm
Overall Length (L)
20.64
mm
Thumb Screws - 8-32 UNC - 4.17mm - 12.7x20.64 mm Shoulder - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80    Head Diameter (A): 11.11 mm    Shoulder Diameter (B): 9.53 mm   
Category: Screws - Thumb - Shoulder
Part Number: THS042C-021-K-3-SHL (Each)
4 Available Now | Further orders can be expected around Fri, Aug 21, 2026
Regular price $14.23 AUD
Regular price $16.47 AUD Sale price $14.23 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

4 Available Now. Backorder if more than 4.
Thumb Screws - 8-32 UNC - 4.17mm - 12.7x20.64 mm Knurled - Stainless Steel Screw
Thread Size (C)
8-32 UNC (4.17mm)
Thread Length (Tl)
12.70
mm
Overall Length (L)
20.64
mm
Head Diameter (A)
11.11
mm
Head Height (H)
4.76
mm
Thumb Screws - 8-32 UNC - 4.17mm - 12.7x20.64 mm Knurled - Stainless Steel
Material: Stainless Steel    Finish: Plain    Shoulder Diameter (B): 9.53 mm   
Category: Screws - Thumb - Knurled
Part Number: THS042C-013-K-SS-WF (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Sep 06, 2026
Regular price $13.41 AUD
Regular price $15.49 AUD Sale price $13.41 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 8-32 UNC - 4.17mm - 12.7x20.64 mm Knurled - Stainless Steel Screw
Thread Size (C)
8-32 UNC (4.17mm)
Thread Length (Tl)
12.70
mm
Overall Length (L)
20.64
mm
Thumb Screws - 8-32 UNC - 4.17mm - 12.7x20.64 mm Knurled - Stainless Steel
Material: Stainless Steel    Head Diameter (A): 11.11 mm    Head Height (H): 4.76 mm    Finish: Plain    Shoulder Diameter (B): 9.53 mm   
Category: Screws - Thumb - Knurled
Part Number: THS042C-013-K-SS-WF (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Sep 06, 2026
Regular price $13.41 AUD
Regular price $15.49 AUD Sale price $13.41 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 8-32 UNC - 4.17mm - 12.7x20.64 mm Shoulder - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Screw
Thread Size (C)
8-32 UNC (4.17mm)
Thread Length (Tl)
12.70
mm
Overall Length (L)
20.64
mm
Head Diameter (A)
12.70
mm
Thumb Screws - 8-32 UNC - 4.17mm - 12.7x20.64 mm Shoulder - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80    Shoulder Diameter (B): 9.53 mm   
Category: Screws - Thumb - Shoulder
Part Number: THS042C-021-KL-3-SHL (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Fri, Aug 21, 2026
Regular price $17.50 AUD
Regular price $20.40 AUD Sale price $17.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 8-32 UNC - 4.17mm - 12.7x20.64 mm Shoulder - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Screw
Thread Size (C)
8-32 UNC (4.17mm)
Thread Length (Tl)
12.70
mm
Overall Length (L)
20.64
mm
Thumb Screws - 8-32 UNC - 4.17mm - 12.7x20.64 mm Shoulder - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80    Head Diameter (A): 12.70 mm    Shoulder Diameter (B): 9.53 mm   
Category: Screws - Thumb - Shoulder
Part Number: THS042C-021-KL-3-SHL (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Fri, Aug 21, 2026
Regular price $17.50 AUD
Regular price $20.40 AUD Sale price $17.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 8-32 UNC - 4.17mm - 12.7x20.64 mm Knurled - Brass Screw
Thread Size (C)
8-32 UNC (4.17mm)
Thread Length (Tl)
12.70
mm
Overall Length (L)
20.64
mm
Head Diameter (A)
9.53
mm
Head Height (H)
4.76
mm
Thumb Screws - 8-32 UNC - 4.17mm - 12.7x20.64 mm Knurled - Brass
Material: Brass    Finish: Nickel Plated    Shoulder Diameter (B): 7.94 mm   
Category: Screws - Thumb - Knurled
Part Number: THS042C-013-K-BN-WF (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Sep 06, 2026
Regular price $59.95 AUD
Regular price $70.35 AUD Sale price $59.95 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 8-32 UNC - 4.17mm - 12.7x20.64 mm Knurled - Brass Screw
Thread Size (C)
8-32 UNC (4.17mm)
Thread Length (Tl)
12.70
mm
Overall Length (L)
20.64
mm
Thumb Screws - 8-32 UNC - 4.17mm - 12.7x20.64 mm Knurled - Brass
Material: Brass    Head Diameter (A): 9.53 mm    Head Height (H): 4.76 mm    Finish: Nickel Plated    Shoulder Diameter (B): 7.94 mm   
Category: Screws - Thumb - Knurled
Part Number: THS042C-013-K-BN-WF (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Sep 06, 2026
Regular price $59.95 AUD
Regular price $70.35 AUD Sale price $59.95 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

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Thumb Screws - 8-32 UNC - 4.17mm - 12.7x22.23 mm Knurled - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Screw
Thread Size (C)
8-32 UNC (4.17mm)
Thread Length (Tl)
12.70
mm
Overall Length (L)
22.23
mm
Head Diameter (A)
4.76
mm
Thumb Screws - 8-32 UNC - 4.17mm - 12.7x22.23 mm Knurled - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80   
Category: Screws - Thumb - Knurled
Part Number: THS042C-013-K-3-P (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Fri, Aug 21, 2026
Regular price $10.86 AUD
Regular price $12.64 AUD Sale price $10.86 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 8-32 UNC - 4.17mm - 12.7x22.23 mm Knurled - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Screw
Thread Size (C)
8-32 UNC (4.17mm)
Thread Length (Tl)
12.70
mm
Overall Length (L)
22.23
mm
Thumb Screws - 8-32 UNC - 4.17mm - 12.7x22.23 mm Knurled - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80    Head Diameter (A): 4.76 mm   
Category: Screws - Thumb - Knurled
Part Number: THS042C-013-K-3-P (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Fri, Aug 21, 2026
Regular price $10.86 AUD
Regular price $12.64 AUD Sale price $10.86 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 8-32 UNC - 4.17mm - 15.88x20.64 mm Knurled - Stainless Steel Screw
Thread Size (C)
8-32 UNC (4.17mm)
Thread Length (Tl)
15.88
mm
Overall Length (L)
20.64
mm
Head Diameter (A)
9.53
mm
Head Height (H)
4.76
mm
Thumb Screws - 8-32 UNC - 4.17mm - 15.88x20.64 mm Knurled - Stainless Steel
Material: Stainless Steel    Finish: Plain   
Category: Screws - Thumb - Knurled
Part Number: THS042C-016-K-3 (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Sep 06, 2026
Regular price $17.41 AUD
Regular price $20.29 AUD Sale price $17.41 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 8-32 UNC - 4.17mm - 15.88x20.64 mm Knurled - Stainless Steel Screw
Thread Size (C)
8-32 UNC (4.17mm)
Thread Length (Tl)
15.88
mm
Overall Length (L)
20.64
mm
Thumb Screws - 8-32 UNC - 4.17mm - 15.88x20.64 mm Knurled - Stainless Steel
Material: Stainless Steel    Head Diameter (A): 9.53 mm    Head Height (H): 4.76 mm    Finish: Plain   
Category: Screws - Thumb - Knurled
Part Number: THS042C-016-K-3 (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Sep 06, 2026
Regular price $17.41 AUD
Regular price $20.29 AUD Sale price $17.41 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 8-32 UNC - 4.17mm - 15.88x23.81 mm Knurled - Stainless Steel Screw
Thread Size (C)
8-32 UNC (4.17mm)
Thread Length (Tl)
15.88
mm
Overall Length (L)
23.81
mm
Head Diameter (A)
11.11
mm
Head Height (H)
4.76
mm
Thumb Screws - 8-32 UNC - 4.17mm - 15.88x23.81 mm Knurled - Stainless Steel
Material: Stainless Steel    Finish: Plain    Shoulder Diameter (B): 9.53 mm   
Category: Screws - Thumb - Knurled
Part Number: THS042C-016-K-SS-WF (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Sep 06, 2026
Regular price $14.41 AUD
Regular price $16.69 AUD Sale price $14.41 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 8-32 UNC - 4.17mm - 15.88x23.81 mm Knurled - Stainless Steel Screw
Thread Size (C)
8-32 UNC (4.17mm)
Thread Length (Tl)
15.88
mm
Overall Length (L)
23.81
mm
Thumb Screws - 8-32 UNC - 4.17mm - 15.88x23.81 mm Knurled - Stainless Steel
Material: Stainless Steel    Head Diameter (A): 11.11 mm    Head Height (H): 4.76 mm    Finish: Plain    Shoulder Diameter (B): 9.53 mm   
Category: Screws - Thumb - Knurled
Part Number: THS042C-016-K-SS-WF (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Sep 06, 2026
Regular price $14.41 AUD
Regular price $16.69 AUD Sale price $14.41 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 8-32 UNC - 4.17mm - 15.88x23.81 mm Knurled - Aluminium Screw
Thread Size (C)
8-32 UNC (4.17mm)
Thread Length (Tl)
15.88
mm
Overall Length (L)
23.81
mm
Head Diameter (A)
11.11
mm
Head Height (H)
4.76
mm
Thumb Screws - 8-32 UNC - 4.17mm - 15.88x23.81 mm Knurled - Aluminium
Material: Aluminium    Finish: Plain    Shoulder Diameter (B): 9.53 mm   
Category: Screws - Thumb - Knurled
Part Number: THS042C-016-K-AL-WF (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Sep 06, 2026
Regular price $13.86 AUD
Regular price $16.04 AUD Sale price $13.86 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 8-32 UNC - 4.17mm - 15.88x23.81 mm Knurled - Aluminium Screw
Thread Size (C)
8-32 UNC (4.17mm)
Thread Length (Tl)
15.88
mm
Overall Length (L)
23.81
mm
Thumb Screws - 8-32 UNC - 4.17mm - 15.88x23.81 mm Knurled - Aluminium
Material: Aluminium    Head Diameter (A): 11.11 mm    Head Height (H): 4.76 mm    Finish: Plain    Shoulder Diameter (B): 9.53 mm   
Category: Screws - Thumb - Knurled
Part Number: THS042C-016-K-AL-WF (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Sep 06, 2026
Regular price $13.86 AUD
Regular price $16.04 AUD Sale price $13.86 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 8-32 UNC - 4.17mm - 15.88x23.81 mm Shoulder - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Screw
Thread Size (C)
8-32 UNC (4.17mm)
Thread Length (Tl)
15.88
mm
Overall Length (L)
23.81
mm
Head Diameter (A)
12.70
mm
Thumb Screws - 8-32 UNC - 4.17mm - 15.88x23.81 mm Shoulder - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80    Shoulder Diameter (B): 9.53 mm   
Category: Screws - Thumb - Shoulder
Part Number: THS042C-024-K-3-SHL (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Fri, Aug 21, 2026
Regular price $21.05 AUD
Regular price $24.65 AUD Sale price $21.05 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 8-32 UNC - 4.17mm - 15.88x23.81 mm Shoulder - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Screw
Thread Size (C)
8-32 UNC (4.17mm)
Thread Length (Tl)
15.88
mm
Overall Length (L)
23.81
mm
Thumb Screws - 8-32 UNC - 4.17mm - 15.88x23.81 mm Shoulder - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80    Head Diameter (A): 12.70 mm    Shoulder Diameter (B): 9.53 mm   
Category: Screws - Thumb - Shoulder
Part Number: THS042C-024-K-3-SHL (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Fri, Aug 21, 2026
Regular price $21.05 AUD
Regular price $24.65 AUD Sale price $21.05 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 8-32 UNC - 4.17mm - 19.05 - - Nylon Tip - Carbon Steel Zinc Plated Screw
Thread Size (C)
8-32 UNC (4.17mm)
Thread Length (Tl)
19.05
mm
Thumb Screws - 8-32 UNC - 4.17mm - 19.05  Nylon Tip - Carbon Steel Zinc Plated
Material: Carbon Steel Zinc Plated    Finish: Zinc Plated    Shoulder Diameter (B): 2.38 mm   
Category: Screws - Thumb - Nylon Tip
Deleted Item. Available while stocks last.
Part Number: THS042C-019-F-CZ-NT (Each)
2 Available Now | Item Discontinued - Up to 2 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $15.00 AUD
Regular price $25.80 AUD Sale price $15.00 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

2 Available Now. These are priced to quit. Please contact us for a quote if you require more.
Thumb Screws - 8-32 UNC - 4.17mm - 19.05 - - Nylon Tip - Carbon Steel Zinc Plated Screw
Thread Size (C)
8-32 UNC (4.17mm)
Thread Length (Tl)
19.05
mm
Thumb Screws - 8-32 UNC - 4.17mm - 19.05  Nylon Tip - Carbon Steel Zinc Plated
Material: Carbon Steel Zinc Plated    Finish: Zinc Plated    Shoulder Diameter (B): 2.38 mm   
Category: Screws - Thumb - Nylon Tip
Deleted Item. Available while stocks last.
Part Number: THS042C-019-F-CZ-NT (Each)
2 Available Now | Item Discontinued - Up to 2 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $15.00 AUD
Regular price $25.80 AUD Sale price $15.00 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

2 Available Now. These are priced to quit. Please contact us for a quote if you require more.
Thumb Screws - 8-32 UNC - 4.17mm - 20.64x38.1 mm Knurled - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Screw
Thread Size (C)
8-32 UNC (4.17mm)
Thread Length (Tl)
20.64
mm
Overall Length (L)
38.10
mm
Head Diameter (A)
6.35
mm
Thumb Screws - 8-32 UNC - 4.17mm - 20.64x38.1 mm Knurled - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80   
Category: Screws - Thumb - Knurled
Part Number: THS042C-021-K-3-N (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Fri, Aug 21, 2026
Regular price $10.86 AUD
Regular price $12.64 AUD Sale price $10.86 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 8-32 UNC - 4.17mm - 20.64x38.1 mm Knurled - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Screw
Thread Size (C)
8-32 UNC (4.17mm)
Thread Length (Tl)
20.64
mm
Overall Length (L)
38.10
mm
Thumb Screws - 8-32 UNC - 4.17mm - 20.64x38.1 mm Knurled - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80    Head Diameter (A): 6.35 mm   
Category: Screws - Thumb - Knurled
Part Number: THS042C-021-K-3-N (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Fri, Aug 21, 2026
Regular price $10.86 AUD
Regular price $12.64 AUD Sale price $10.86 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 8-32 UNC - 4.17mm - 25.4x34.93 mm Knurled - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Screw
Thread Size (C)
8-32 UNC (4.17mm)
Thread Length (Tl)
25.40
mm
Overall Length (L)
34.93
mm
Head Diameter (A)
4.76
mm
Thumb Screws - 8-32 UNC - 4.17mm - 25.4x34.93 mm Knurled - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80   
Category: Screws - Thumb - Knurled
Part Number: THS042C-025-K-3-P (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Fri, Aug 21, 2026
Regular price $10.68 AUD
Regular price $12.42 AUD Sale price $10.68 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 8-32 UNC - 4.17mm - 25.4x34.93 mm Knurled - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Screw
Thread Size (C)
8-32 UNC (4.17mm)
Thread Length (Tl)
25.40
mm
Overall Length (L)
34.93
mm
Thumb Screws - 8-32 UNC - 4.17mm - 25.4x34.93 mm Knurled - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80    Head Diameter (A): 4.76 mm   
Category: Screws - Thumb - Knurled
Part Number: THS042C-025-K-3-P (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Fri, Aug 21, 2026
Regular price $10.68 AUD
Regular price $12.42 AUD Sale price $10.68 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 3/16-24 BSW - 4.76mm - 12.7x31.8 mm Flat Key Head - Steel Screw
Thread Size (C)
3/16-24 BSW (4.76mm)
Thread Length (Tl)
12.70
mm
Overall Length (L)
31.80
mm
Head Diameter (A)
13.70
mm
Thumb Screws - 3/16-24 BSW - 4.76mm - 12.7x31.8 mm Flat Key Head - Steel
Material: Steel    Finish: Zinc Plated   
Category: Screws - Thumb - Flat Key Head
Part Number: THS048W-013-F-CS (Pack of 200)
Out of Stock | Backorder Now | Backorder now for delivery around Mon, Sep 28, 2026
Regular price $130.50 AUD
Regular price $155.00 AUD Sale price $130.50 AUD
Priced, Stocked and Sold Per 200 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 3/16-24 BSW - 4.76mm - 12.7x31.8 mm Flat Key Head - Steel Screw
Thread Size (C)
3/16-24 BSW (4.76mm)
Thread Length (Tl)
12.70
mm
Overall Length (L)
31.80
mm
Thumb Screws - 3/16-24 BSW - 4.76mm - 12.7x31.8 mm Flat Key Head - Steel
Material: Steel    Head Diameter (A): 13.70 mm    Finish: Zinc Plated   
Category: Screws - Thumb - Flat Key Head
Part Number: THS048W-013-F-CS (Pack of 200)
Out of Stock | Backorder Now | Backorder now for delivery around Mon, Sep 28, 2026
Regular price $130.50 AUD
Regular price $155.00 AUD Sale price $130.50 AUD
Priced, Stocked and Sold Per 200 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 3/16-24 BSW - 4.76mm - 19.05x30.4 mm Flat Key Head - Steel Screw
Thread Size (C)
3/16-24 BSW (4.76mm)
Thread Length (Tl)
19.05
mm
Overall Length (L)
30.40
mm
Head Diameter (A)
13.70
mm
Thumb Screws - 3/16-24 BSW - 4.76mm - 19.05x30.4 mm Flat Key Head - Steel
Material: Steel    Finish: Zinc Plated   
Category: Screws - Thumb - Flat Key Head
Deleted Item. Available while stocks last.
Part Number: THS048W-019-F-CS (Pack of 10)
12 units (120 pcs) Available Now | Item Discontinued - Up to 12 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $3.89 AUD
Regular price $11.28 AUD Sale price $3.89 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

12 units (120 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Thumb Screws - 3/16-24 BSW - 4.76mm - 19.05x30.4 mm Flat Key Head - Steel Screw
Thread Size (C)
3/16-24 BSW (4.76mm)
Thread Length (Tl)
19.05
mm
Overall Length (L)
30.40
mm
Thumb Screws - 3/16-24 BSW - 4.76mm - 19.05x30.4 mm Flat Key Head - Steel
Material: Steel    Head Diameter (A): 13.70 mm    Finish: Zinc Plated   
Category: Screws - Thumb - Flat Key Head
Deleted Item. Available while stocks last.
Part Number: THS048W-019-F-CS (Pack of 10)
12 units (120 pcs) Available Now | Item Discontinued - Up to 12 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $3.89 AUD
Regular price $11.28 AUD Sale price $3.89 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

12 units (120 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.