AISI304 AISI316 AISI316L Hex Bolts/Fasteners 1.Mat:S.S or Carbon 2.Head mark:OEM,Dia:1/4-1" 3.Processing:Cold &Hot forged AISI304 AISI316 AISI316L Hex Bolts/Fasteners1.Material:Stainless Steel or Carbon Steel2.Head mark:OEM 3.Dia:1/4-1" (ANSI),M5-M36(DIN)4.Length:5/8-14"(ANSI),16-400MM(DIN)5.Grade:A2,4.8-12.9 or 2-86.Standard:ANSI,DIN,AS,BS and etc7.Example:DIN912,DIN931,DIN933,DIN571,A-10,A-6, ...