Pozi Recess CSK Head Chipboard Screw
| Diameter | 3 | 3.5 | 4 | 4.5 | 5 | 6 | |
| d1 | Min. | 2.8 | 3.3 | 3.75 | 4.25 | 4.7 | 5.7 |
| Max. | 3 | 3.5 | 4 | 4.5 | 5 | 6 | |
| d2 | Min. | 1.5 | 1.75 | 2.02 | 2.22 | 2.52 | 3.22 |
| Max. | 1.9 | 2.15 | 2.5 | 2.7 | 3 | 3.7 | |
| D | Min. | 5.7 | 6.64 | 7.64 | 8.64 | 9.64 | 11.57 |
| Max. | 6 | 7 | 8 | 9 | 10 | 12 | |
| p | ±10% | 1.35 | 1.6 | 1.8 | 2 | 2.2 | 2.6 |
| a | Max. | 1.6 | 1.8 | 2 | 2.2 | 2.5 | 3 |
| b | Max. | 1.9 | 2.1 | 2.5 | 2.7 | 3 | 3.6 |
| r | Min. | 1.2 | 1.5 | 1.6 | 1.8 | 2 | 2 |
| Max. | 1.6 | 1.9 | 2.1 | 2.3 | 2.6 | 2.6 |
| Breaking Torque | Min./Nm. | 1.5 | 2 | 3 | 4.3 | 6.2 | 10.8 |
| Bending Angle | Min. | 15° | 15° | 15° | 15° | 15° | 15° |
| Pozi Drive | Recess No. | 1 | 2 | 2 | 2 | 2 | 3 | |
| m | Approx. | 3.00 | 4.00 | 4.40 | 4.80 | 5.30 | 6.60 | |
| n | Min. | 1.60 | 1.76 | 2.05 | 2.46 | 2.99 | 2.99 | |
| Max. | 2.01 | 2.06 | 2.51 | 2.92 | 3.45 | 3.45 | ||
| Length | 12 | 16 | 20 | 25 | 30 | 35 | 40 | 45 | 50 |
| Tol. ± | 0.09 | 0.9 | 1.05 | 1.05 | 1.05 | 1.25 | 1.25 | 1.25 | 1.25 |
| Material | C - 1022 Steel Heat treated Case Hardened |
| Surface Hardness | Min. 450 HV 0.3 |
| Surface Finish | Zinc Plated with Blue & Yellow Passivation |
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