1.pull start spring 2.Wire dia: 0.08-14mm 3.Material:as per ... .ISO9001 5.OEM 's accept We are a professional spring manufacturer. With modern spring making devices and experienced design team. We have ... , including Compression springs, Extension springs, Torsion springs, Battery spring, Power spring, Coil spring , Leaf spring, Mould spring,etc., and other unique feature products. 1Place of ...