Our M18 FUEL™ 4-1/2 in/5 in braking grinder with ONE-KEY™ paddle switch, no lock kit is the next advancement in power and performance of cordless grinders while enhancing safety with its RAPIDSTOP™ brake. The M18 FUEL™ 4-1/2 in/5 in braking grinder with ONE-KEY™ generates 11 A corded power to complete the toughest grinding and cutting applications. The POWERSTATE™ brushless motor delivers maximum sustained power and 8500 RPM to remove material faster and increase productivity. REDLINK PLUS™ Intelligence ensures unmatched levels of performance, protection and compatibility. Powerstate™ brushless motor purposely built for the M18 Fuel™ 4-1/2 in / 5 in braking grinder with One-Key™ delivers 8500 rpm to provide the power to complete the toughest grinding and cutting applications REDLITHIUM™ HIGH OUTPUT™ battery pack (not included) provides 50% more power and runs 50% cooler versus standard REDLITHIUM™ battery Superior pack construction, electronics and performance deliver more work per charge and more work over pack lifespan than any battery on the market Paddle switch design for increased comfort and ease-of-use when operating in various positions Tool-free accessory changes with Integrated FIXTEC nut technology