... price and high quality 2 widely use 3 do OEM 4 easy to do further processing SpecificationsFasteners and Bolts 1.Hexagon ... Bolting Products 2.Screws& Nuts 3.Pins & Rivets 4.Threaded Bar, Washers,etc.Fasteners and BoltsBrand METAL MATE, TIMBER ... , GB, JISMaterials Carbon Steel, Copper, Nylon, Alloy Steel, Aluminium, Brass, Stainless SteelGrades 4.8, 5.6, 6.8, 8.8, 10.9, 12.9, 14.9Finishes ...