Carbon Steel Screw Drilling Fastener Screw

Carbon Steel Drilling Fastener Screw 1. Hex washer head self drilling screw 2. Drilling screw 3. Carbon steel screw Specifications Name : Customized Carbon steel fastener screw Size : ST2.9~ST6.3 (6#-16#) ; Length :1''~6"(9.5mm~150mm) Grade : 4.8 , 6.8 , 8.8 , 10.9 , 12.9 Material : Carbon steel C1018 / C1022A , stainless steel Treatment : Plain , hot dip galvanizing , phosphated , zinc , nickel , dacromet , black oxide Standards : DIN 7981 , DIN7982 ,DIN7983 , DIN7971 ,DIN7972 ,DIN7973 ,IFI H-38 , IFI H-24 , IFI H-32 ,ISO7049 ,ISO7050 ,ISO7051 Package : Small boxes , plastic bags , bulk in caartons , pallet Smaple : Free sample with high quality Product Show Machining parts Forging Parts Service  ♦  OEM/ODM Service  ♦  100% QC inspection  ♦  ISO9001 certified  …