Bolts:10.9/12.9 Class, minimum tensile strength 170,000 psi. Nuts:M12-M33 ,10 Class, Hardness: HRC26-36, Products:Our products including Wheel Bolt & Nut, Truck Bolt & Nut, Hub Bolt & Nut, Plow Bolt & Nut, Track Pin & Bushing, King Pin Kits, covering Hino, Mitsubishi Fuso, Benz, Volvo, Nissan, Suzuki, etc.We also make special Forging components according to clients’ drawings or samples.Machanism ...