... : 0.4-0.7mm 3)Width:4-8mm Starter spring/Springs for starter assy of engines1) Material: 62Si2MnA2) Thickness: 0.4 ... professional manufacturer specialized in producing all classes of springs for Industrial machine,(ie. garden hose reels, balancer, Retractable ... Vacuum Cleaner, electric cooker, Electric drier, Electric water bottle Starter, electric iron,Meat grinder,timer of washing machine, fan, ...