Dewalt DCG414NT XJ - 54 V XR LI Ion Grinder Bare Unit T Stak has an electronic brake. It stops the blade in less than 2 secs when the trigger is released. XR LI Ion Grinder has safety guard designed for 115mm to 125 mm. It has a kickback brake that automatically shutdowns the motor. It slowdowns wheel to stop when wheel pinch is detected. Dewalt DCG414NT XJ has a 2 stage trigger that helps to reduce unwanted accidental start-up. It has a mesh protector that helps in reducing contamination and thereby improves the tool life. It has a rubberized body for excellent grip and extra comfort. LI Ion Grinder Bare Unit can also be used in confined space and has a two wayside grip for added comfort and control. DeWalt Grinder device is used primarily for metal & woodworking and tile cutting. The tool comes with two-position side handle, keyless protective guard and heavy-duty kit box.