The slot half countersunk head self-drilling with tapping screws

1. Standards: DIN , ANSI/ASME, BS, GB, JIS, Non-standard

2. Metail: Carbon steel, stainless steel, alloy steel

3. Class: 8.8,4.8,10.9,12.9. Etc

4. Surface: plain, zinc plated, black oxide, hot dip galv. etc.

5. Size: ST2.9-ST6.3

6. Packing: in bulk, 15-25kgs per carton, then on pallet or small box or according to customers requirement

7. Delivery time: 25-30days after order confirmation

According to customers` drawings and/or samples or designed by ours