1.steel wire pulling springs 2.Wire dia: 0.08-14mm 3.Material:as per ... . The range of our products is wide, including Compression springs, Extension springs, Torsion springs, Battery spring, Power spring, Coil spring , Leaf spring, Mould ... -8mm12Material:carbon steel,stainless steel, manganese steel wire, nickel wire, galvanized wire,alloys,etcsteel wire pulling springs