The 11 Amp 4-1/2 in. Small Angle Grinder (Paddle, Lock-On)delivers up to 3X more durability and up to 50% more power than thecompetition. With a 1,400 MWO motor that powers through the toughest jobs, the6142-30 is the perfect match for industrial users. A grip circumferencemeasuring a full 2 in. less than the competition, this Milwaukee grinderprovides more control and less fatigue throughout the day. Milwaukee'sElectronic Advantage includes Overload Protection to maximize motor life, anElectronic Clutch that extends tool life and helps prevent bind-up, LineLock-Out that prevents automatic start-up after power loss, and Soft Start.Featuring a 100% tool-free design, this Grinder allows the user to change allaccessories, including hubbed product, without a wrench. In addition, thetool-free, burst resistant, adjustable guard allows users to make quick guardinstallations and adjustments.