Floor concrete grinder TypeLD-220BVoltage/Power220V/2.2KWWorkdiameter320mmWorkdepth0-0.5mmWorkarea100-150m2/hWeight(kg)105Specification(mm)950x750x340Dustcollectormotor0.75KWSpeed(rpm)960rpm Feature: 1.Make sure the best work effect with convenient operation,advance in the native at present,and in-phase the world products. 2.It could be used on concrete,water grinding stone,coating and epoxy ground,armor plate rust removing and asphaltum grinding treatment etc.