The Sawtec®  hand held dust control surface grinder comes complete with shroud, 6 foot vacuum hose and adapter nuts. The 10,000 RPM 9.0 amp motor has an electronic speed stabilizer, overload warning light and safety clutch. The 4.5" diameter, 9 segment carbide tip cutting wheel will grind down tough concrete surfaces and debris to a smooth, flat and clean finish. Ideal for preparing small areas of concrete for moisture testing. A portable standard shop-vac ensures a clean job.