bolts 1.Good quality,competitve price. 2.Many types. boltBolts and ... :8.8,9.8,10.9,12.96.Standard:DIN,ANSI/ASME,BS,GB,JIS,non-standard(DIN933,DIN931,DIN934 etc ... .8,9.8,10.9,12.9 6.Standard:DIN,ANSI/ASME,BS,GB,JIS,non-standard(DIN933,DIN931,DIN934 etc ... Office):NO.2,Tariff-freeZone,Qingdao,Shandong,China. good quality hex bolts and nuts