... powder coating.Mould springs /Die springs /Mold spring for stamping /plastic mouldThe mold coil spring rang from 0.2mm--60mm.High static , ... cycle life,low prices.Different color has different compress function.Coil spring including TF,TL,TM,TH,TB,TR and so on ... bicycles,production equipments,furnniture ,etc.Product details:1)The diameter of mould spring is from 0.2mm--60mm.2)Standard physical ...