standard size stud bolt Description Standard:ANSI,ASTM,JIS,DINGrade:Class 4 ... 1/4''-2''Length:6mm-300mm 3/8''-12''Material:Carbon steel, Stainless steel ,Copper, Alloy SteelSurface:Plain ... DIN, ANSI, AS, BS, JIS, GB, ISO and other standard&non-standard specifications base on our customers’ special ... Since established in 2001, we have developed good and long-term relationships with customers as well as ...