18V Brushless Die Grinder comes with improved performance for demanding applications thanks to the 18V motor. The 3-Step speed dial gives improved application control for the user. The improved gripping area offers the user a lot more comfort for prolonged use. maximum disc diameter 38mm 18V Brushless motor improved performance in demanding applications. 3-Step speed dial improved application control. Dual position variable speed switch improved gripping area and speed control. LED nose ring improved work piece visibility. Mesh guard reduces motor contamination. Durable textured rubber nose increased comfort and control. Airstream directed away from user improved comfort in use.