... Truck Bolt & Nut, Hub Bolt & Nut, Plow Bolt & Nut, Track Pin & Bushing, King Pin Kits, covering Hino, Mitsubishi Fuso, Benz, Volvo, Nissan, Suzuki, etc ... :M12-M33 ,10 Class, Hardness: HRC26-36, fully hardened and tempered to match bolt strengthWe also produce 12.9 class ... :Customer can inquiry us by Sizes, OEM Numbers, Drawings and samples. Customer should advice us the quantity per shipment.Minimum ...