... & strictly quality control Outer diameter10mm~90mmType:spring washer.Main material:carbon spring steel, alloy spring steel ... your payment.Application:Widely used in automobiles, motorcycles, electrical appliances, telecommunication, craft, toys ,locks,stationery,furiture ... spring washers, lock washers, structural Washers. square washer, bowl washer.Screws: machine screws, self tapping screws, self ...