Bench Grinding Machines with Pedestals. These grinders are Industrial Duty Grinders complete with inbuilt drive suitable for operation on AC 415 Volts Phase or 220 230 V Single Phase, 50 Cycles Supply. Each grinder is complete with two grinding wheels. One fine & one coarse, two wheel Guards with exhaust outlets, two adjustable tools rests, rotary switch, condenser (only in single phase) in the base and connecting cable or terminal block.