18V, LXT, 4-1/2", Lithium-Ion, Brushless, Cordless Angle Grinder, 5" Paddle Switch Cut-Off, Tool Only, No Battery Or Charger Included, Electric Brake, Electric Brake Stops The Grinding Or Cut-Off Wheel In 2 Seconds Or Less For Maximum Productivity, Active Feedback Sensing Technology Turns The Motor Off If Rotation Of The Wheel Is Suddenly Forced To Stop, Automatic Speed Change Technology Adjusts Speed & Torque During Operation For Optimum Performance, The Bl Brushless Motor Eliminates Carbon Brushes, Enabling Motor To Run Cooler & More Efficiently For Longer Life, Delivers 8,500 RPM, Includes: 5" x 1/4" x 7/8" Inox Grinding Wheel 36 Grit, 5" Ultra Thin Cut-Off Wheel Stainless, Side Handle, Lock Nut Wrench, 5" Cut-Off Wheel Guard & 5" Tool-Less Wheel Guard.