●Negative polarity machining.
●Reverse machining function (optional).
●Automatic edge search on Z-axis.
●Manual high / low speed change.
●Special circuit for deep hole machining.
●Extra fine machining.
●Constant power discharge. Servo mode selection.
●Fast jump function (optional).
●Special circuit for machining super hard material (optional).
●Arc sensitivity adjustment.
●Anti arc timer.
●Superior precision LED display.
●Fire detection and machine stops.
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●Digital display on Z-axis position.
●Anti arc and low wear circuitry.
●Stabilizing circuit for electrodes with large surface areas.
●Special circuit for graphite electrode machining.
●Oil level sensor.
●K gold plated PCB provides moisture and rust resistance.
●X,Y-axis ballscrews on models over SM-500.
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