1.Custom Lathe processing bolt 2.Wire dia: 0.08-14mm 3 ... our products is wide, including Compression springs, Extension springs, Torsion springs, Battery spring, Power spring, Coil spring , Leaf spring, Mould spring,etc., and other ... Xiamen, P.R China2Brand Name:Yuanwangxing3Style:Spiral/Flat/Coil/Abnromity springs, stamping/lathe processing hardware4Load Type:Compression/Torsion/Extension/Abnormity ...