Dexin ( Fujian) Machine Co., Ltd. is a professional manufacturer of all sorts of Wheel Bolt and Nut( Hub Bolt and Nut) for Heavy Duty Truck and Trailer. Established in 1979, Dexin ( Fujian) Machine Co., Ltd. is a professional manufacturer of all sorts of auto parts, especially in hub bolts, wheel bolts, wheel nuts, spring pins, centre bolt and torque rod bushes and centre bolts.