... machines with reasonable prices. Our machines are widely used on floor surface, for renovation,grinding and polishing. ... and new floor applying, etc.2. On floor surfaces covering concrete, epoxy, stone, marble, granite, terrazzo, etc.3. ... areaNet weightPadExtra weightWater tankJS-550A380V/3phase50HZ/60HZ5.5HP SINGLE 1000RPM270X550(MM)210KGS6PCS20kgs38LJS-550B380V/3phase50HZ/60HZ5.5HP VARIABLE 0 ...