Nylok screw Standard:DIN,ISO,ANSI/ASTM,BS,JS Material:Steel,stainless steel,brass,copper Many kinds of head types and drives Description:Nylok screwFeatures:1)Standard:DIN,ISO,ANSI/ASTM,BS,JIS2)Material:steel,stainless steel3)Size:M2-M104)Finish:Plain,zinc plated,nickle plated,etc5)Packing:Export Packing (Carton/ Pallet).also according to customer`s requirement. Nylok screw