... Head Self Drilling Screw with EPDM washer 1)Diameter: 3.5mm~6.3mm, 6#~14# 2)Length: 9.5~250mm, 3)hex self drilling ... scr Hex Head Self Drilling Screw with EPDM washer1)Standard: DIN, ASTM,AS,GB2)Material ... : AB TYPE,A TYPE6)Head Type:Pan Head,Flat Head,Hex Head,Bugle Head,Wafer Head,Truss Head7)Point Type:Sharp Point,drilling Point8)Drive Type:Phillips,Pozi ...