Product Name: Drywall Screw (Fine Thread Coarse Thread)
Type: Self tapping screw
| d | dk | L |
| 3.5 | 7.9-8.5 | 16-55 |
| 3.9 | 7.9-8.5 | 65-70 |
| 4.2 | 7.9-8.5 | 65-102 |
| 4.8 | 8.8-9.4 | 90-152 |
Product Name: Flat Head Philips Self-Drilling Screw
Type: Self drilling screw
| Screw Size/ Length | Φ3.5 | Φ3.9 | Φ4.2 | Φ4.8 | Φ5.5 | Φ6.3 |
| 13 | 0.777 | 1.038 | 1.136 | 1.358 | ||
| 16 | 0.915 | 1.237 | 1.346 | 1.631 | 2.920 | |
| 19 | 1.053 | 1.436 | 1.556 | 1.904 | 3.270 | 4.390 |
| 22 | 1.190 | 1.634 | 1.715 | 2.175 | 3.620 | 4.870 |
| 25 | 1.328 | 1.834 | 1.976 | 2.449 | 3.970 | 5.350 |
| 29 | 1.557 | 2.101 | 2.471 | 2.767 | 4.575 | 5.910 |
| 32 | 1.650 | 2.275 | 2.965 | 3.085 | 4.800 | 6.470 |
| 38 | 1.926 | 2.698 | 2.886 | 3.631 | 5.500 | 7.430 |
| 41 | 2.028 | 2.911 | 3.025 | 3.871 | 5.910 | 7.980 |
| 46 | 2.275 | 3.266 | 3.378 | 4.270 | 6.320 | 8.550 |
| 51 | 2.523 | 3.558 | 3.727 | 4.750 | 6.910 | 9.350 |
| 55 | 3.905 | 4.202 | 4.809 | 7.490 | 10.130 | |
| 65 | 4.677 | 6.172 | 8.670 | 11.760 | ||
| 75 | 7.280 | 9.850 | 13.320 | |||
| 80 | ||||||
| 90 |