... Bolts,nuts and washers 1)DIN933,UNC,UNF,ETC hex bolts ,different finish,plain,z.p.,h.d.g. 2)Low carbon or high ... tensile Hex bolts,nuts ... and washers: sizesM5 and upfeatureslow carton,high tensile,stailessstandardDIN ... many kinds of fasteners , such as bolts ,nuts, washers, screws, anchors and threaded rods ...