... Stainless steel 316,301,401, carbon steel 2.Standard: DIN, ANSI 3. Size:ST2.2-6.3 Standard screws:Materials: stainless ... steel316,carbon steelSize: ST2.2-ST6.3 Standard: DIN, ANSI, JIS, BSscrew slot form:philips,phil-slot,pozi,hexsocket,six ... steel & stainless steelSizelength: 4.5~100 mmStandardGB,GB/T,DIN,JIS,BSW,ANSI,ISO & non-standard productsSurfacePlain, Yellow zinc, black phosphated, ...