... , 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 ... HRC26-36, fully hardened and tempered to match bolt strength.We also produce 12.9 class high tensile ... init( { 'aImgSrc': aBigImageSrc } ); } )(); manufacturer steel fasteners/ standard hex bolt/wheel bolt for auto and constraction