Step bolt Size: 5/8x7", 3/4x7 1/2", 3/4x8" Material ... bolts, heavy hex bolts, Tower bolt,stud bolt,hex flange bolts, Carriage bolt, threaded rod, eye bolt, square bolt etc. *Standard:IFI,DIN,ISO* ... be send to customers for quality confirmation before shipping and steel certificate and inspection report can be provided!*Packing:bulk in ... , or as customer's requirement. Hot dip galvanized step bolt