Thread tools, Thread Plug Gauge & Thread Ring Gauge , Taps

Siam Mater Precision tools ltd.,part. http://www.smpt.co.th">http://www.smpt.co.th Mfg. Of Plug Gauges, Ring Gauges   thread Ring, Plug Gauges ,Thread tools, Thread Plug Gauge &  Thread Ring Gauge  Thread Rolling Dies  . Thread Rolling Dies   (New Product  & Regrind) Head office:  Bangna Bangkok  Factory :  BangPlee   More inforomation  http://www.smpt.co.th">http://www.smpt.co.th