anchor bolt Diameter:M12-M56 Length:100mm-2000mm Grade: 4.6 4.8 6.8 8.8 10.9 Finished: Plain , Black ,Zinc ,H.D.G anchor boltMaterial : Carbon steelDiameter: M12-M56 Length : 100mm-2000mm Grade : 4.6 4.8 5.6 5.8 6.8 8.8 10.9Finished: Plain , Black , ZPW, ZPY , H.D.G.Packing : Carton Box Bag Pallet