We, huaan mechanical & manufacture Co., ltd are founded in 1976. As one of the leading manufacturers as well as exporters in China, we specilize in producing all kinds of clamps and ratchet die stocks including quick release c-clamps, heavy duty c-calmps American type, deep throat clamps, cast steel c-clamps, nodular cast iron c-clamps, light duty c-clamps, pipe ckamps, f-clamps, aluminum bar clamps, t-bar clamps, ratchet die stocks, type x,62,63, q74,112,114,117, pipe cutters, pipe bench vices and so on.