DeWALT recently announced 3 new 4 1/2″ braking angle grinders. The DWE4222N,DWE4222 and the DWE4224.  These small grinders are lanyard ready so they can be used without risk of falling.  They also have an electronic clutch that detects a stall or pinch and stops the tool within a 10th of a second.  The new design has a new dust ejection design that keeps the motor cleaner and cooler.  For more visit