This 5 in. / 6 in. Brushless Small Angle Grinder, Rat Tail, with Adjustable Cut-Off Guard, Kickback Brake, and No Lock has a brushless motor to eliminate the need to service and replace brushes. It also features a brake that stops the wheel fast. PERFORM & PROTECT™ features on this tool include Kickback Brake, E-CLUTCH®, and LANYARD READY™ attachment points. This grinder is GUARANTEED TOUGH and delivers the performance you demand. DEWALT 5 in. / 6 in. Brushless Small Angle Grinder, Rat Tail, with Adjustable Cut-Off Guard, Kickback Brake, No Lock