SELF DRILLING SCREW 2" GALVANIZED - METAL

The metalsheet roofing screws can screw directly without pre-drill ,

the special design drill point either for wood and steel frame ,

and the special plating only on the ACE brands for more effective antirust ,

6x better than the simple zinc plate.

Shank Guard : Help to remove the sharpness of the matalsheet ,

Prevent the iron dust scratch on screw head while installing for the effective antirust