M5~M20 DIN931 Hex Bolts and DIN933 Hex Head bolt DIN934 and ANSI/ ... /4"~5/8" ANSI/ASME B18.2.1 Hex Head bolts Features (material: 304, 304L, 316, 316L, etc.):1) ... M5~M20 DIN931 Hex Bolts and DIN933 Hex Head Screws, DIN934 and ANSI/ASME Hex ... can supply DIN, JIS, ANSI/ASME, etc. standards' hex bolts, nuts,screws & produce special products according to customers' requirements, ...