| Product Name：Chipboard screws | Material： |
| Length： | Surface hardness： |
Details
| CHIPBOARD SCREWS m/m | |||||||
|---|---|---|---|---|---|---|---|
| Diameter | 3.0 | 3.5 | 4.0 | 4.5 | 5.0 | 6.0 | |
| d1 | min.max. | 2.75-3.00 | 3.20-3.50 | 3.70-4.00 | 4.20-4.50 | 4.70-5.00 | 5.70-6.00 |
| dk | min.max. | 5.70-6.00 | 6.64-7.00 | 7.64-8.00 | 8.64-9.00 | 9.64-10.00 | 11.57-12.00 |
| ds | min.max. | 2.10-2.15 | 2.45-2.50 | 2.75-2.80 | 3.10-3.15 | 3.45-3.52 | 4.20-4.27 |
| p | ±10％ | 1.35 | 1.6 | 1.80 | 2.00 | 2.20 | 2.60 |
| k | max. | 1.60 | 1.80 | 2.00 | 2.20 | 2.50 | 3.00 |
| a | max. | 1.90 | 2.10 | 2.50 | 2.70 | 3.00 | 3.60 |
| r | min.max. | 1.20-1.60 | 1.50-1.90 | 1.60-2.10 | 1.80-2.30 | 2.00-2.60 | 2.00-2.60 |
| Material | C-1022 | Steel | Surface hardness | 5.00-800 HV 0.3 | |||