Company Description
The experience amassed over the last 20 odd years has put Jiulong Fastener factory firmly at the forefront of fastener innovation and development. In all these years
Ruian Jiulong Fasteners Factory have developed several series of fasteners according to DIN, GB, ISO, AS, ANSI (IFI), JIS, UNI standard. Our product includes: KM locknut spherical washer set parallel keys woodruff keys