Dewalt DWE4120W 4-1/2 in. Paddle Switch Small Angle Grinder 9 Amp AC/DC, 12,000 rpm motor designed for faster material removal and higher overload protection High efficiency motor provides low operating temps One-Touch Guard allows for 360 degree rotation of the guard with a single action Slim, ergonomic body design provides increased comfort in extended use applications Low profile, jam-pot gear case increases durability and allows tool to fit into tight spaces