... ,JIS ISO9001-2008,SGS,ROHS 1.The specification of All kinds of cnc part 1)Features:1.Head type: flat ... , Square, Torx, Single, Double3.Material: Brass, Low Carbon Steel, Alloy Steel, stainless steel, aluminum, etc4.Size:M2-M20 or as request5.Thread: ... All kinds of cnc part series Details: StandardsISO, DIN, AS/NZS, GB, ANSI , BS JIS.MaterialBrass.Stainless steel, carbon steel, copper/brass,alloy steel ...