Set up in 1975, Top Screw specializes in developing and making blind rivets, blind rivet nuts, bolt rivet nuts, self-tapping threaded inserts, security male/female bolts, clinching parts, binding posts, security fasteners, blind jack nuts, welding studs and customized parts, which are exported to Europe, North America, the Mid-east, Southeast and Northeast Asia. Well-equipped with the latest production equipment including precision cold-forging press, auto-in-feed tapping machine, automatic sieving machines etc., we fill custom orders of various designs, specs with maximized tapping capacity ... {read more}