Polish, buff, sand, cut, grind, smooth, shape, engrave and drill with the variable-speed rotary tool from WEN. Powered by a 1-Amp motor that kicks out 8000-30,000 RPM, this multifaceted handheld device is ergonomically designed to accommodate any operator's grip. Use the included bit-changing wrench to easily replace any of the 100 accessories that come with this kit.