Self Drilling, Invincibox Up to 2 in., Tuff Pack
Hex Washer Head
Zinc Plated Steel
Zinc Plated Steel No. 8 x 3/4 in. Hex Washer Head Self-Drilling Screw, Tuff Pack of 500
Hex washer head self-drilling screws drill a hole and tap threads in one operation. The drilling operation removes metal and can be used in heavier gauge metals. Length is determined from the base of the fastener head.