Stanley Black & Decker by DeWalt 4.5" Small Angle Grinder features a 7.0 Amp AC/DC 12000 rpm motor designed for faster material removal and higher overload protection. The One-Touch Guard eliminates the need for a tool to adjust the guard location. No buttons or levers just turn the guard to position it. Quick-Change Wheel Release allows tool free wheel removal without need for a wrench. 2-position removable side handle provides increased comfort and control; Slim ergonomic body design provides increased comfort in extended use applications; Covers a measuring range of 5/16 to 6 in with measurable depths of 4 to 5 in.