... saving motor 4,Factory,CE,SGS polished concrete floor Planetary floor grinder , terrazzo floor grinder , htc floor grinder , planetary concrete grinder 1,380- ... 440v Three phase2,Marble,granite floor grinding3,Wonder power saving motor 4,Factory,CE,SGS ModelQ7Operating ... -12600rpmHP7.5HPVoltage380-440 three phaseWeight220kgDrawing:Strong Packing polished concrete floor