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Prevailing torque nut with metal insert is designed in accordance with engineering basic principal. A spring ring is inserted onto a nut, so two pieces are to be formed an integral unit as a safety nut. When the nut is tighten on the bolt or screw... More
Machinery... More
Stapling... More
lost wax process to make castings of sta- inless steel, carbon steel ,alloy steel ,brass and bronze. The main products of the company are pipe fittings and valves, marine hardware, automobile parts, curtain wall parts and all kinds of special machinery... More
