The DCG406N offers a paddle switch alternative to the popular DCG405N Brushless Grinder which has a switch on the side of the machine 18V Brushless Motor Electronic Brake stops the wheel quickly when the trigger is released Electronic Clutch Reduces the kick back reaction in the event of a pinch or stall Mesh Covers restricts dust being sucked through the motor Rubber Overmould provides enhanced grip and comfort Two Position Side Handle offers greater comfort and control Includes 2 position side handle keyless protective guard Blade wrench Inner Outer flanges DWE46150 Surface Grinding Shroud The DEWALT Surface Grinding Shroud allows the collection of harmful dust during surface grinding applications. It attaches directly to 115mm or 125mm DEWALT Grinders with a keyless clamp. The shroud's sliding section allows access to corners and surfacing to edges. It is AIRLOCK compatable for a quick, locking attachment to a vacuum hose. DeWALTs Perform Protect range of Power Tools is designed to provide a high level of one or more of the following: Control, Dust Containment or Low Vibration, without sacrificing performance. Features and Benefits: Allows the collection of harmful dust during surface grinding applications Attaches directly to 115mm or 125mm DeWalt Grinders with a key-less clamp The shroud's sliding section allows access to corners and surfacing to edge AIRLOCK compatible for a quick, locking attachment to a vacuum hose No Battery or Charger Included