... bolt(DIN931,DIN933, DIN601, DIN558, DIN975GA/T5780-GB/T5783, JISB1180, ANSI/ASME B18.2.1,B.S.W916) ,stud bolt,Threaded rods ,U ... DIN127),Non-standard wahser.Features:1) Standard: DIN, GB, JIS, ANSI, Non-standard 2) Materials option: Stainless steel C276 904L,304 ... , 1.4529,Super duplex stainless steel F55 ,F51 ,F53 HastelloyB&C Inconel, Incoloy Etc3) Dimension: According to your requirement 4) Coating ...