... grinding and caring marble, widely use grinding and polishing stone floor in hotel, building and villa etc.It is stable ... 10'' and17'',freely using, suitable for small area of the floor,4. Equipped with a 20KG add weight iron. electric ... 175rpmHP2 hpVoltage220VWeight78kgAdd weight iron20*1dimensions120*54*40cmOur adventage1, we are manufacturers, 2, we passed the ISO9001, CE, SGS certification3, our ...