Milwaukee 2686-20 M18 18V Lithium-Ion Brushless Cordless 4-1/2 in./5 in. Grinder w/Paddle Switch (Tool-Only)The MILWAUKEE M18 Brushless 4-1/2 / 5 Cut-Off Grinder delivers power and runtime while maintaining a compact size. Milwaukee built and optimized the 11,000-rpm brushless motor specifically for cutting and surfacing applications. The Brushless Grinder, paired with built-in REDLINK power tool technology and REDLITHIUM batteries, efficiently delivers power and provides longer battery life, resulting in up to 80 cuts in rebar. With the XC5.0 battery attached, the Brushless Grinders body weighs only 4.6 lbs and measures 12.25 in length. The Brushless Grinder includes an electronic clutch for kickback protection and overload protection to maximize motor life. The 5/8-11 spindle and tool-free guard adjustments ensure faster adjustments and less downtime while fully compatible with the most common grinder accessories in the market. The compact and lightweight build allows for excellent control and comfort. The all-metal gear case ensures that the Brushless Grinder is built to last and gets the job done every time.Milwaukee brushless motor: optimized for efficiency, this motor delivers more run-time and longer life than a brushed motorREDLINK Intelligence: Advanced overload protection defends against abusive applications and monitors the temperature to prevent damage and ensure maximum tool & battery life.REDLITHIUM batteries (not included) deliver more work per charge and more work over the life of the batteryPaddle Switch Design for Increased Comfort and Ease-Of-Use when Operating in Various PositionsTool-Free Guard Adjustment for faster guard installations and adjustments5/8-11 Spindle for Use with Common Grinding AccessoriesOverload Protection: Maximizes motor lifeElectronic Clutch for Kickback ProtectionCompatible with all M18batteriesIncludes: (1) 2686-20 M18 Brushless 4-1/2 in./5 in. Cut-Off Grinder, (1) Type 1 Guard, (1) Type 27 Clip-On Guard, (1) Side Handle, (1) Back Flange, (1) Flange Nut, (1) WrenchDimensionsProduct Depth (in.)12.25 inProduct Height (in.)4.75 inProduct Width (in.)10 inWheel Diameter (in.)4.5 in