... &NACM96 3.Strength:G30-G80 4.Dia:3MM-27MM 5.Surface:polish or galvanized Production:1.Material:iron or ... :ASTM80&NACM96 3.Strength:G30-G80 4.Dia:3MM-27MM 5.Surface:polish or galvanized6.length: make by customers' request7 ... chains,automatic bending machines,automatic welding machines, automatic calibration machines ,chain blocks,tire-protecting chains, slide-protecting chainsect,exporting to USA, ...