... 2.1,B.S.W916) ,stud bolt,Threaded rods ,U-bolt , T-bolt, carriage bolt(DIN603), anchor bolt(DIN529,IFI136, GB/T799), square head ... bolts, expansion bolt(ANSI,BS,DIN), eye bolt (DIN444) ... nuts(DIN935) and so on.WASHER:(M3-M64),include flat washer(DIN125A,DIN9021),spring washer(DIN127),Non-standard wahser.Features ...