... bolts, heavy hex bolts, Tower bolt,stud bolt,hex flange bolts, Carriage bolt, threaded rod, eye bolt, square bolt etc. *Standard:IFI,DIN,ISO* ... , hot-dip galvanized Nickel Plated,Dacromet plated,Teflon etc.For non-standard bolts,your drawings or samples will be both ... 2days if from stock.*Samples will be send to customers for quality confirmation before shipping and steel certificate and inspection ...