Collection: Screws - Thumb - Knurled - Stainless - Precision Head

10 Products in this selection
  • This is the main category in this series
Additional resources:
Thumb Screws and Nuts PDF Quick Guide
PDF Screws Catalogue
Nuts
A more concise listing may be found on the Smallparts store at Screws - Thumb - Knurled - Stainless - Precision Head. Smallparts promote the most popular MBA products.
Thread Size (A) Thread Length (D) Overall Length (C+D) Head Diameter (B) Head Height (H) Indicative
Image
4-40 UNC (2.85mm)
25.40
mm
34.93
mm
4.76
mm
1045130 | THS028C-025-K-3-P --- Thumb Screws - 4-40 UNC -2.85mm- 25.4x34.93 mm - Stainless Steel 303/304 (Similar to A2, 18-8) HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80    Head Type: Knurled   
Part Number: THS028C-025-K-3-P Thumb Screws - 4-40 UNC -2.85mm- 25.4x34.93 mm - Stainless Steel 303/304 (Similar to A2, 18-8) HRB80
Out of Stock | Backorder Now | Orders can be expected around Wed, May 07, 2025
Regular price $16.32 AUD
Regular price Sale price $16.32 AUD
Each
Thread Size (A) Thread Length (D) Overall Length (C+D) Indicative
Image
4-40 UNC (2.85mm)
25.40
mm
34.93
mm
1045130 | THS028C-025-K-3-P --- Thumb Screws - 4-40 UNC -2.85mm- 25.4x34.93 mm - Stainless Steel 303/304 (Similar to A2, 18-8) HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80    Head Diameter (B): 4.76 mm    Head Type: Knurled   
Part Number: THS028C-025-K-3-P Thumb Screws - 4-40 UNC -2.85mm- 25.4x34.93 mm - Stainless Steel 303/304 (Similar to A2, 18-8) HRB80
Out of Stock | Backorder Now | Orders can be expected around Wed, May 07, 2025
Regular price $16.32 AUD
Regular price Sale price $16.32 AUD
Each
View the product page first if you are unsure.
6-32 UNC (3.5mm)
25.40
mm
34.93
mm
4.76
mm
1051900 | THS035C-025-K-3-P --- Thumb Screws - 6-32 UNC -3.5mm- 25.4x34.93 mm - Stainless Steel 303/304 (Similar to A2, 18-8) HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80    Head Type: Knurled   
Part Number: THS035C-025-K-3-P Thumb Screws - 6-32 UNC -3.5mm- 25.4x34.93 mm - Stainless Steel 303/304 (Similar to A2, 18-8) HRB80
Out of Stock | Backorder Now | Orders can be expected around Wed, May 07, 2025
Regular price $13.05 AUD
Regular price Sale price $13.05 AUD
Each
6-32 UNC (3.5mm)
25.40
mm
34.93
mm
1051900 | THS035C-025-K-3-P --- Thumb Screws - 6-32 UNC -3.5mm- 25.4x34.93 mm - Stainless Steel 303/304 (Similar to A2, 18-8) HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80    Head Diameter (B): 4.76 mm    Head Type: Knurled   
Part Number: THS035C-025-K-3-P Thumb Screws - 6-32 UNC -3.5mm- 25.4x34.93 mm - Stainless Steel 303/304 (Similar to A2, 18-8) HRB80
Out of Stock | Backorder Now | Orders can be expected around Wed, May 07, 2025
Regular price $13.05 AUD
Regular price Sale price $13.05 AUD
Each
View the product page first if you are unsure.
8-32 UNC (4.17mm)
12.70
mm
22.23
mm
4.76
mm
1056816 | THS042C-013-K-3-P --- Thumb Screws - 8-32 UNC -4.17mm- 12.7x22.23 mm - Stainless Steel 303/304 (Similar to A2, 18-8) HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80    Head Type: Knurled   
Part Number: THS042C-013-K-3-P Thumb Screws - 8-32 UNC -4.17mm- 12.7x22.23 mm - Stainless Steel 303/304 (Similar to A2, 18-8) HRB80
Out of Stock | Backorder Now | Orders can be expected around Wed, May 07, 2025
Regular price $12.50 AUD
Regular price Sale price $12.50 AUD
Each
8-32 UNC (4.17mm)
12.70
mm
22.23
mm
1056816 | THS042C-013-K-3-P --- Thumb Screws - 8-32 UNC -4.17mm- 12.7x22.23 mm - Stainless Steel 303/304 (Similar to A2, 18-8) HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80    Head Diameter (B): 4.76 mm    Head Type: Knurled   
Part Number: THS042C-013-K-3-P Thumb Screws - 8-32 UNC -4.17mm- 12.7x22.23 mm - Stainless Steel 303/304 (Similar to A2, 18-8) HRB80
Out of Stock | Backorder Now | Orders can be expected around Wed, May 07, 2025
Regular price $12.50 AUD
Regular price Sale price $12.50 AUD
Each
View the product page first if you are unsure.
8-32 UNC (4.17mm)
25.40
mm
34.93
mm
4.76
mm
1056998 | THS042C-025-K-3-P --- Thumb Screws - 8-32 UNC -4.17mm- 25.4x34.93 mm - Stainless Steel 303/304 (Similar to A2, 18-8) HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80    Head Type: Knurled   
Part Number: THS042C-025-K-3-P Thumb Screws - 8-32 UNC -4.17mm- 25.4x34.93 mm - Stainless Steel 303/304 (Similar to A2, 18-8) HRB80
Out of Stock | Backorder Now | Orders can be expected around Wed, May 07, 2025
Regular price $11.68 AUD
Regular price Sale price $11.68 AUD
Each
8-32 UNC (4.17mm)
25.40
mm
34.93
mm
1056998 | THS042C-025-K-3-P --- Thumb Screws - 8-32 UNC -4.17mm- 25.4x34.93 mm - Stainless Steel 303/304 (Similar to A2, 18-8) HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80    Head Diameter (B): 4.76 mm    Head Type: Knurled   
Part Number: THS042C-025-K-3-P Thumb Screws - 8-32 UNC -4.17mm- 25.4x34.93 mm - Stainless Steel 303/304 (Similar to A2, 18-8) HRB80
Out of Stock | Backorder Now | Orders can be expected around Wed, May 07, 2025
Regular price $11.68 AUD
Regular price Sale price $11.68 AUD
Each
View the product page first if you are unsure.
10-24 UNC (4.76mm)
12.70
mm
25.40
mm
6.35
mm
1059087 | THS048C-013-K-3-P --- Thumb Screws - 10-24 UNC -4.76mm- 12.7x25.4 mm - Stainless Steel 303/304 (Similar to A2, 18-8) HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80    Head Type: Knurled   
Part Number: THS048C-013-K-3-P Thumb Screws - 10-24 UNC -4.76mm- 12.7x25.4 mm - Stainless Steel 303/304 (Similar to A2, 18-8) HRB80
Out of Stock | Backorder Now | Orders can be expected around Wed, May 07, 2025
Regular price $14.59 AUD
Regular price Sale price $14.59 AUD
Each
10-24 UNC (4.76mm)
12.70
mm
25.40
mm
1059087 | THS048C-013-K-3-P --- Thumb Screws - 10-24 UNC -4.76mm- 12.7x25.4 mm - Stainless Steel 303/304 (Similar to A2, 18-8) HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80    Head Diameter (B): 6.35 mm    Head Type: Knurled   
Part Number: THS048C-013-K-3-P Thumb Screws - 10-24 UNC -4.76mm- 12.7x25.4 mm - Stainless Steel 303/304 (Similar to A2, 18-8) HRB80
Out of Stock | Backorder Now | Orders can be expected around Wed, May 07, 2025
Regular price $14.59 AUD
Regular price Sale price $14.59 AUD
Each
View the product page first if you are unsure.
10-24 UNC (4.76mm)
25.40
mm
38.10
mm
6.35
mm
1059295 | THS048C-025-K-3-P --- Thumb Screws - 10-24 UNC -4.76mm- 25.4x38.1 mm - Stainless Steel 303/304 (Similar to A2, 18-8) HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80    Head Type: Knurled   
Part Number: THS048C-025-K-3-P Thumb Screws - 10-24 UNC -4.76mm- 25.4x38.1 mm - Stainless Steel 303/304 (Similar to A2, 18-8) HRB80
Out of Stock | Backorder Now | Orders can be expected around Wed, May 07, 2025
Regular price $19.59 AUD
Regular price Sale price $19.59 AUD
Each
10-24 UNC (4.76mm)
25.40
mm
38.10
mm
1059295 | THS048C-025-K-3-P --- Thumb Screws - 10-24 UNC -4.76mm- 25.4x38.1 mm - Stainless Steel 303/304 (Similar to A2, 18-8) HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80    Head Diameter (B): 6.35 mm    Head Type: Knurled   
Part Number: THS048C-025-K-3-P Thumb Screws - 10-24 UNC -4.76mm- 25.4x38.1 mm - Stainless Steel 303/304 (Similar to A2, 18-8) HRB80
Out of Stock | Backorder Now | Orders can be expected around Wed, May 07, 2025
Regular price $19.59 AUD
Regular price Sale price $19.59 AUD
Each
View the product page first if you are unsure.
10-32 UNF (4.76mm)
12.70
mm
25.40
mm
6.35
mm
1060932 | THS048F-013-K-3-P --- Thumb Screws - 10-32 UNF -4.76mm- 12.7x25.4 mm - Stainless Steel 303/304 (Similar to A2, 18-8) HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80    Head Type: Knurled   
Part Number: THS048F-013-K-3-P Thumb Screws - 10-32 UNF -4.76mm- 12.7x25.4 mm - Stainless Steel 303/304 (Similar to A2, 18-8) HRB80
Out of Stock | Backorder Now | Orders can be expected around Wed, May 07, 2025
Regular price $14.59 AUD
Regular price Sale price $14.59 AUD
Each
10-32 UNF (4.76mm)
12.70
mm
25.40
mm
1060932 | THS048F-013-K-3-P --- Thumb Screws - 10-32 UNF -4.76mm- 12.7x25.4 mm - Stainless Steel 303/304 (Similar to A2, 18-8) HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80    Head Diameter (B): 6.35 mm    Head Type: Knurled   
Part Number: THS048F-013-K-3-P Thumb Screws - 10-32 UNF -4.76mm- 12.7x25.4 mm - Stainless Steel 303/304 (Similar to A2, 18-8) HRB80
Out of Stock | Backorder Now | Orders can be expected around Wed, May 07, 2025
Regular price $14.59 AUD
Regular price Sale price $14.59 AUD
Each
View the product page first if you are unsure.
10-32 UNF (4.76mm)
25.40
mm
38.10
mm
6.35
mm
1061132 | THS048F-025-K-3-P --- Thumb Screws - 10-32 UNF -4.76mm- 25.4x38.1 mm - Stainless Steel 303/304 (Similar to A2, 18-8) HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80    Head Type: Knurled   
Part Number: THS048F-025-K-3-P Thumb Screws - 10-32 UNF -4.76mm- 25.4x38.1 mm - Stainless Steel 303/304 (Similar to A2, 18-8) HRB80
Out of Stock | Backorder Now | Orders can be expected around Wed, May 07, 2025
Regular price $15.23 AUD
Regular price Sale price $15.23 AUD
Each
10-32 UNF (4.76mm)
25.40
mm
38.10
mm
1061132 | THS048F-025-K-3-P --- Thumb Screws - 10-32 UNF -4.76mm- 25.4x38.1 mm - Stainless Steel 303/304 (Similar to A2, 18-8) HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80    Head Diameter (B): 6.35 mm    Head Type: Knurled   
Part Number: THS048F-025-K-3-P Thumb Screws - 10-32 UNF -4.76mm- 25.4x38.1 mm - Stainless Steel 303/304 (Similar to A2, 18-8) HRB80
Out of Stock | Backorder Now | Orders can be expected around Wed, May 07, 2025
Regular price $15.23 AUD
Regular price Sale price $15.23 AUD
Each
View the product page first if you are unsure.
1/4-20 UNC (6.35mm)
12.70
mm
25.40
mm
7.94
mm
1073414 | THS064C-013-K-3-P --- Thumb Screws - 1/4-20 UNC -6.35mm- 12.7x25.4 mm - Stainless Steel 303/304 (Similar to A2, 18-8) HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80    Head Type: Knurled   
Part Number: THS064C-013-K-3-P Thumb Screws - 1/4-20 UNC -6.35mm- 12.7x25.4 mm - Stainless Steel 303/304 (Similar to A2, 18-8) HRB80
Out of Stock | Backorder Now | Orders can be expected around Wed, May 07, 2025
Regular price $15.23 AUD
Regular price Sale price $15.23 AUD
Each
1/4-20 UNC (6.35mm)
12.70
mm
25.40
mm
1073414 | THS064C-013-K-3-P --- Thumb Screws - 1/4-20 UNC -6.35mm- 12.7x25.4 mm - Stainless Steel 303/304 (Similar to A2, 18-8) HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80    Head Diameter (B): 7.94 mm    Head Type: Knurled   
Part Number: THS064C-013-K-3-P Thumb Screws - 1/4-20 UNC -6.35mm- 12.7x25.4 mm - Stainless Steel 303/304 (Similar to A2, 18-8) HRB80
Out of Stock | Backorder Now | Orders can be expected around Wed, May 07, 2025
Regular price $15.23 AUD
Regular price Sale price $15.23 AUD
Each
View the product page first if you are unsure.
1/4-20 UNC (6.35mm)
25.40
mm
38.10
mm
7.94
mm
1074329 | THS064C-025-K-3-P --- Thumb Screws - 1/4-20 UNC -6.35mm- 25.4x38.1 mm - Stainless Steel 303/304 (Similar to A2, 18-8) HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80    Head Type: Knurled   
Part Number: THS064C-025-K-3-P Thumb Screws - 1/4-20 UNC -6.35mm- 25.4x38.1 mm - Stainless Steel 303/304 (Similar to A2, 18-8) HRB80
Out of Stock | Backorder Now | Orders can be expected around Wed, May 07, 2025
Regular price $15.68 AUD
Regular price Sale price $15.68 AUD
Each
1/4-20 UNC (6.35mm)
25.40
mm
38.10
mm
1074329 | THS064C-025-K-3-P --- Thumb Screws - 1/4-20 UNC -6.35mm- 25.4x38.1 mm - Stainless Steel 303/304 (Similar to A2, 18-8) HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80    Head Diameter (B): 7.94 mm    Head Type: Knurled   
Part Number: THS064C-025-K-3-P Thumb Screws - 1/4-20 UNC -6.35mm- 25.4x38.1 mm - Stainless Steel 303/304 (Similar to A2, 18-8) HRB80
Out of Stock | Backorder Now | Orders can be expected around Wed, May 07, 2025
Regular price $15.68 AUD
Regular price Sale price $15.68 AUD
Each
View the product page first if you are unsure.