Spiral Spring,Constant Force Spring

XULONG SPRING established in 1979,throught over 30 years struggling,XULONG SPRING already become the largest one in Foshan city,also the leading one in south China,can make various of springs whose wire diameter arrange from 0.08mm to 60mm.
for power spring,we use high quality material sush as SUS 301,SUS 304,SK5,65Mn and 60Si2Mn to make them as per customer's draiwngs or samples,so welcome.