1.Welding reamer 2.quenching sawtooth 3.rolling small drill 4.welding communication cable joint 5.welding filter capacitance Equipment Feature of DDCGP-06-II: ( frequency 200-700KHZ )Main Application:Welding reamer, quenching sawtooth , rolling small drill, welding communication cable joint ,welding filter capacitance Main Feature:1, While frequency up to 700 KHZ, it can effectively control the ...