TOTAL WEIGHT 20LBS;VARIABLE VACUUM AND PRESSURE CNTRL;HIGH TORQUE VARIABLE SPEED DRILLING;PROGRAMMABLE FUNCTION SELECTOR;DUAL FOOT PEDAL;TEMPERATURE INDICATOR;3 VARIABLE AC OUTLETS;1 FIXED AC OUTLET; VARIAC ELECTRO-MECHANICAL OUTPUT CNTRL;STANDARD ZERO VOLTAGE SWITCHING PROTECTION;MICROPROCESSOR PLATING UNIT;CMOS SAFE;STATIC FREE