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About Set Screws
More
Metric Alloy Steel Ball-Point Set Screws
These set screws have a rolling ball that swivels 360° to minimize surface damage and allow for slight adjustments without loosening the screw. Length listed is the overall length.
For technical drawings and 3-D models, click on a part number.
| Lg., mm | Tip Dia., mm | Drive Size, mm | Hardness | Each | |
Alloy Steel | |||||
|---|---|---|---|---|---|
M4 × 0.7 mm | |||||
| 6 | 2.5 | 2 | Rockwell C39 | 000000000 | 00000 |
| 8 | 2.5 | 2 | Rockwell C39 | 000000000 | 0000 |
| 12 | 2.5 | 2 | Rockwell C39 | 000000000 | 0000 |
M5 × 0.8 mm | |||||
| 8 | 3 | 2.5 | Rockwell C39 | 000000000 | 0000 |
| 12 | 3 | 2.5 | Rockwell C39 | 000000000 | 0000 |
| 20 | 3 | 2.5 | Rockwell C39 | 000000000 | 0000 |
M6 × 1 mm | |||||
| 10.8 | 4 | 3 | Rockwell C39 | 000000000 | 0000 |
| 12.8 | 4 | 3 | Rockwell C39 | 000000000 | 0000 |
| 16.8 | 4 | 3 | Rockwell C39 | 000000000 | 0000 |
| 20.8 | 4 | 3 | Rockwell C39 | 000000000 | 0000 |
| 25.8 | 4 | 3 | Rockwell C39 | 000000000 | 0000 |
M8 × 1.25 mm | |||||
| 11.2 | 5.5 | 4 | Rockwell C39 | 000000000 | 0000 |
| 13.2 | 5.5 | 4 | Rockwell C39 | 000000000 | 0000 |
| 17.2 | 5.5 | 4 | Rockwell C39 | 000000000 | 0000 |
| 21.2 | 5.5 | 4 | Rockwell C39 | 000000000 | 0000 |
| 31.2 | 5.5 | 4 | Rockwell C39 | 000000000 | 0000 |
M10 × 1.5 mm | |||||
| 17.7 | 7 | 5 | Rockwell C39 | 000000000 | 0000 |
| 21.7 | 7 | 5 | Rockwell C39 | 000000000 | 0000 |
| 26.7 | 7 | 5 | Rockwell C39 | 000000000 | 0000 |
| 36.7 | 7 | 5 | Rockwell C39 | 000000000 | 0000 |
M12 × 1.75 mm | |||||
| 22 | 8.5 | 6 | Rockwell C39 | 000000000 | 0000 |
| 27 | 8.5 | 6 | Rockwell C39 | 000000000 | 0000 |
| 32 | 8.5 | 6 | Rockwell C39 | 000000000 | 0000 |
| 42 | 8.5 | 6 | Rockwell C39 | 000000000 | 0000 |
Alloy Steel Ball-Point Set Screws
A rolling ball swivels 360° to minimize surface damage and allow for slight adjustments without loosening the screw. Length listed is the overall length.
For technical drawings and 3-D models, click on a part number.
| Lg. | Tip Dia. | Drive Size | Hardness | Each | |
Black-Oxide Alloy Steel | |||||
|---|---|---|---|---|---|
1/4"-20 | |||||
| 1/2" | 0.157" | 1/8" | Rockwell C39 | 000000000 | 00000 |
| 3/4" | 0.157" | 1/8" | Rockwell C39 | 000000000 | 0000 |
5/16"-18 | |||||
| 3/4" | 0.216" | 5/32" | Rockwell C39 | 000000000 | 0000 |
| 1" | 0.216" | 5/32" | Rockwell C39 | 000000000 | 0000 |
3/8"-16 | |||||
| 3/4" | 0.275" | 3/16" | Rockwell C39 | 000000000 | 0000 |
| 1" | 0.275" | 3/16" | Rockwell C39 | 000000000 | 0000 |
1/2"-13 | |||||
| 1" | 0.334" | 1/4" | Rockwell C39 | 000000000 | 0000 |
| 1 1/2" | 0.334" | 1/4" | Rockwell C39 | 000000000 | 0000 |
5/8"-11 | |||||
| 1" | 0.472" | 5/16" | Rockwell C39 | 000000000 | 0000 |
| 1 1/2" | 0.472" | 5/16" | Rockwell C39 | 000000000 | 0000 |
Stainless Steel Ball-Point Set Screws
Made from 18-8 stainless steel, these set screws are chemical resistant and may be mildly magnetic. A rolling ball swivels 360° to minimize surface damage and allow for slight adjustments without loosening the screw. Length listed is the overall length.
For technical drawings and 3-D models, click on a part number.
Tip | ||||||
|---|---|---|---|---|---|---|
| Lg. | Dia. | Material | Drive Size | Hardness | Each | |
18-8 Stainless Steel | ||||||
1/4"-20 | ||||||
| 1/2" | 0.157" | 440 Stainless Steel | 1/8" | Rockwell C54 | 000000000 | 00000 |
| 3/4" | 0.157" | 440 Stainless Steel | 1/8" | Rockwell C54 | 000000000 | 0000 |
5/16"-18 | ||||||
| 3/4" | 0.216" | 440 Stainless Steel | 5/32" | Rockwell C54 | 000000000 | 0000 |
| 1" | 0.216" | 440 Stainless Steel | 5/32" | Rockwell C54 | 000000000 | 0000 |
3/8"-16 | ||||||
| 3/4" | 0.275" | 440 Stainless Steel | 3/16" | Rockwell C54 | 000000000 | 0000 |
| 1" | 0.275" | 440 Stainless Steel | 3/16" | Rockwell C54 | 000000000 | 0000 |
1/2"-13 | ||||||
| 1" | 0.334" | 440 Stainless Steel | 1/4" | Rockwell C54 | 000000000 | 0000 |
| 1 1/2" | 0.334" | 440 Stainless Steel | 1/4" | Rockwell C54 | 000000000 | 0000 |
5/8"-11 | ||||||
| 1" | 0.472" | 440 Stainless Steel | 5/16" | Rockwell C54 | 000000000 | 00000 |
| 1 1/2" | 0.472" | 440 Stainless Steel | 5/16" | Rockwell C54 | 000000000 | 00000 |