... socket rivets with internal thread1.Standards:DIN ,ANSI/ASME,BS,GB,JIS,Non-standard2.Metail:Carbon steel,stainless steel,alloy steel ... Department has been established,and we canmanufacture various high quality fasteners which meet the GB, DIN, ANSI, JIS and ISO standard. ... , 10.9 and ANSI Grade 2, 5 and 8.7. Various nuts, flat gaskets, spring washers, mechanical bolts, tapping screws, fibreboard ...