Ideal for large-area material removal of lime, plaster, hard finish plaster, sandstone, and abrasive concrete.; The hard metal binding even resists loads caused by strongly abrasive materials.; Optimal use - asphalt, fresh concrete, pumice stone, screed concrete, aerated concrete, plaster, cast asphalt, soft limestone, and plaster mortar; May be used on - basalt, old concrete, stone concrete pipes, natural limestone, quartzite, and sandstone