self drilling screw C1022
drive: combination,philips, pozi, slotted
finish: black, grey phosphated,yellow,blue white zinc

1.    product:  self drilling screw

2.    material : C1022

3.    drive: combination,philips, pozi, slotted

4.    thread type : coarse, fine , wing teks

5.    head type: pan, countersunk,wafer,hex washer, pan framing,bugle

6.    diameter: 3.5mm, 3.9mm,4.8mm,5.5mm,6.3mm

7.    finish: black, grey phosphated,yellow,blue white zinc