The Makita GA013G XGT 40Vmax Grinder is operated via a safety paddle switch. The brushless motor features a soft start function and provides increased durability. It has a number of safety features: electric brake, anti-restart function, and Active Feedback Sensing Technology (AFT): shuts down the tool if the rotation speed suddenly slows down. The tool-less wheel cover is adjustable to any desired position. The XGT 40Vmax range is equipped with special electronics providing digital communication between tool, battery and charger. This allows the charger to provide the optimal charge to the battery depending on the status of the battery, whilst the tool can respond to the status of the battery by optimising performance to the battery level. Specifications: No Load Speed: 8,500/min.Disc Diameter: 125mm.Bore: 22.23mm.Weight: 3.0kg.