... and screw 1.our factory produce nut and screw 2.DIN,BS, ANSI/ASME, ISO 3.m6-30x20-250mm Galvanized nut and screw ... construction, transportation, electric power, electronics, chemicals, and home appliances, military industry and other industries11)minimum order:1ton12)packing: 50kg ... with plastic bags+ strong wooden pallet AND at buyer's option13)delivery lead time: 30days Galvanized nut and screw