Bolts, nuts, machine screws, self-tapping screws, plain washers, spring washers, internal teeth washers, external teeth washers, blind rivets, expansion bolts, U-bolts, rivet nuts and spring straight pins of stainless steel 304、304L、316、316L、310S and other fasteners; High strength alloy steel products of grade 12.9: socket hex bolts, hex bolts, set screws and stopper bolts; Riveting products: self-clinching nuts, self-clinching studs, self-clinching screws; Products to repair of the screw thread: wire thread inserts and installation tools; Special nylon mushroom head screws; Custom-made non-standard fasteners.