Screws with Hole in Center Flat Head Torx Drive Stainless Steel 304
unit: mm
| Thread Size | Pitch | Head Dia. | Hole Dia. |
| M3 | 0.5 | 5.2-5.5 | 0.8-1.2 |
| M4 | 0.7 | 8.04-8.4 | 1.2-1.5 |
| M5 | 0.8 | 8.94-9.3 | 1.8 |
| M6 | 1.0 | 10.9-11.3 | 2.0 |
| M8 | 1.25 | 15.4-15.8 | 2.0-2.5 |
| M10 | 1.5 | 17.8-18.3 | 3.0 |
| M12 | 1.75 | 21.5-22 | 3.0 |
