... :2008 certified. 2.OEM is available. Axle Nuts for truck trailer and heavy dutyFeature:Quality: Grade 4.8 to 12.9Surface ... Protection: Galvanized, Black Oxide, Phosphate, Chrome, Plate Dacrome and so on.Available Size: M3-M40Min Height: 5MMMax Height: 350MM ... Hexangular nut, slotted nut, assembly nut, self-locking nut and special nut as your demand.Standard: ISO, DIN, JIS, BS, GBPlease contact ...