CSK self drilling screw:
1) DIN7504;
2) WZP/YZP;
3) Flat head/Cross drive;
4) ST2.9-ST4.8/13-50mm;
Self drilling Screw: Hex flange self drilling screw, hex head self drilling screw. Pan head self drilling screw
1. Various kinds of self drilling screw available.
2. Self drilling screw: High quality, competive price.
3. Material: Stainless steel, carbon steel, copper and so on.
4. Surface treatment of self drilling screw: Passivation, Chromium-Plating, Black, Zinc-Plating or according require.
5. Self drilling screw can be made with different standards, such as ISO, GB, ANSI, BS and special according require...
6. Packing: General Export Packing poly bag cartons or according require.
7. Size of self drilling screw: ST 2.9-6.3 #6--#14.
8. Delivery of self drilling screw: Within 15 days or according quantity.
Diameter
(d) | Thread pitch(p) | DC | S | K |
| max | min | max | min | max | min |
| ST2.9 | 1.1 | 6.3 | 5.8 | 4 | 3.87 | 2.8 | 2.5 |
| ST3.5 | 1.3 | 8.3 | 7.6 | 5.5 | 5.32 | 3.4 | 3 |
| ST4.2 | 1.4 | 8.8 | 8.1 | 7 | 6.78 | 4.1 | 3.6 |
| ST4.8 | 1.6 | 10.5 | 9.8 | 8 | 7.78 | 4.3 | 3.8 |
| ST5.5 | 1.8 | 11 | 10 | 8 | 7.78 | 5.4 | 4.8 |
| ST6.3 | 1.8 | 13.5 | 12.2 | 10 | 9.78 | 5.9 | 5.3 |
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