The wheel bolt is to serve as a component for installing the axle, supporting the tire, buffering external impacts, achieving contact between the tire and the road surface, transmitting the weight of the vehicle to the road surface, bearing the lateral load, driving force, and braking torque during turns, and ensuring the driving performance of the vehicle.
Wheel bolts are high strength, usually made of carbon steel or alloy steel.The grade depending on the vehicle model and load capacity, class 10.9 is most popular.The structure can generally be divided into knurled and threaded ones. Wheel bolts have the characteristics of high strength and wear resistance.