Hexalobular (6 Lobe) socket pan head machine screws, ISO 14583
| d1 | M2 | M2,5 | M3 | M4 | M5 | M6 | M8 |
|---|---|---|---|---|---|---|---|
| d2 max | 4 | 5 | 5.6 | 8 | 9.5 | 12 | 16 |
| k max | 1.6 | 2.1 | 2.4 | 3.1 | 3.7 | 4.6 | 6 |
| t max | 0.77 | 1.04 | 1.27 | 1.66 | 1.91 | 2.42 | 3.18 |
| a ∼ | 1.75 | 2.4 | 2.8 | 3.95 | 4.5 | 5.6 | 7.95 |
| Bit No. | T6 | T8 | T10 | T20 | T25 | T30 | T45 |
