The material is 1022C, we can produce all kinds of self drilling screw,self Tapping screw,blind rivets

*Hex head screw *Diameter: 3.5-6.3mm, #6---#14 *Length: 9.5-300mm *Material: C1022

*Surface: Zinc plated

Hex screw SELF DRILLING SCREWS

We supply:

→Hex washer head self drilling screw

→Countersunk head self drilling screw

→Pan head self drilling screw

→Truss head self drilling screw

→Bugle head self drilling screw

What kinds of screws do you need ? you can inform us by fax and email or call us directly .

Hex Head Self Drilling Screw,zinc