... of tungsten carbide products such as tungsten carbide strips, rods,rings,inserts, shims, wear parts, drawing dies,drilling ... .5um applying to glass fiber,wood ,plastic,aluminum-magnesium alloy and other materials processing .Recommended for production of cemented ... section of high speed finishing,are processed reamer,aluminum alloy,red brass,bronze,plastic etcJGK5085151.214.087.63100Suitable for ...