The 13 Amp 5" Small Angle Grinder (Slide, Lock-On) delivers up to 30% more durability and power than the competition. With a 2,100 MWO motor that powers through the toughest jobs, the 6117-31D is the perfect match for industrial users. This unit features a Dial Speed Control, which provides flexibility to adjust the speed range for specific applications. Milwaukee's Electronic Advantage includes Overload Protection to maximize motor life, an Electronic Clutch that extends tool life and helps prevent bind-up, Line Lock-Out that prevents automatic start-up after power loss, and Soft Start. Constant Power Technologyr enables the grinder to maintain speed under load for unmatched performance and productivity. Featuring a 100% tool-free design, this Grinder allows the user to change all accessories, including hubbed product, without a wrench. In addition, the tool-free, burst resistant, adjustable guard allows users to make quick guard installations and adjustments.