Milwaukee 2680-20 M18 18V Lithium Ion 4 1/2 Inch Cordless Grinder with Burst Resistant Guard and Paddle Switch Design PADDLE SWITCH: You can activate this grinder easily, even when youre wearing thick work gloves, thanks to the paddle switch design DEBRIS BAFFLES: An L shape molding near the grinding wheel picks up debris and prevents it from clogging up the tools internal components TOOL-FREE GUARD: The guard is easily adjustable. All it takes is the push of a button, and you can have the guard adjusted for a variety of cutting applications at different angles 3-POSITION SIDE HANDLE: Work with maximum stability with the help of the plastic handle, included in this kit M18 COMPATIBLE: This Milwaukee power tool works with M18 18v lithium ion Milwaukee batteries. Compatible models include the 48-11-1860, 48-11-1850, 48-11-1828, and 48-11-1815, 48-11-1840, 48-11-1820 4-pole motor delivers maximum power when cutting or grinding Overload protection prevents damage to the tool and battery in abusive situations L-shape vents keep debris from entering the tool and damaging internal components Tool free, burst resistant guard allows for quick, easy guard adjustments Tool only (batteries not included)