Flat Washer, Sealing Washer, Hose Clamp manufacturer / supplier in China, offering Durable 32mm Brass Sheet Washers for Reliable Sealing, DIN125A DIN9021 M3 Brass Fender Washers Large Plain Flat Gaskets, Copper Washer Thickness 1.5mm M16-M25 Metal Flat Shim Washer DIN 7603 and so on.