hex weld nut STANDARD: DIN 929,928, ANSI WELD NUT, BSW WELD NUT 1)different types of hex weld nut2)standard:DIN 929,928, ANSI WELD NUT, BSW WELD NUT3)size:m5-m204)class: 4,6,8,105)surface:plain, black,H.D.G,ZINC,DACROMET6)material: stainless steel ,alloy steel,carbon steel7)package:bulk packing,small boxes,pocket. hex weld nut