Makita is the leading manufacturer of professional power tools on the market. The DGA513Z is a cordless angle grinder, powered by 18V li-ion LXT slide Type battery (not included), with brushless motor, soft start and variable speed control dial, to deliver up to 8, 500 rpm. The DGA513Z features automatic torque drive technology; automatically changes the cutting speed according to the load condition for optimum operation and Active Feedback Sensing Technology (AFT); shuts down the tool to protect the user if the rotation speed suddenly slows down. The DGA513Z has a lock on function and removable dust covers. 1 year manufacturer warranty with a further 2 years when registered within 30 days of purchase. This guarantee does not apply where non-genuine or recommended parts or accessories are fitted to the tool. The use of non-genuine or compatible batteries and Chargers with Makita Tools will invalidate the Makita guarantee for our tools.