... achieved ISO9001:2000 2.Standards:DIN,ANSI/ASME,BS,GB,JIS,Non-standard 3.Class:4.8,8.8,10.9 ... ,12.9 4.Surface:customers demand 1. Standards: DIN ,ANSI/ASME, ... BS, GB, JIS, Non-standard2. Material: Carbon steel, stainless steel, alloys steel.3. Class: 4.8, ... the length is from 60MM-1400MM. 2. Metric and ANSI round head oval neck bolt (fish bolt) with ...