This cordless angle grinder from Makita will perform continuously well in heavy-duty cutting and grinding applications The Makita GA023GD203 40V 125mm Angle Grinder has a variable speed control dial that allows you to set your preferred speed for your application. The 40V XGT batteries alongside the brushless motor allow this model to perform similar to a 1000W corded model. Active Feedback Sensing Technology (AFT) shuts down the tool if the rotation speed suddenly slows down. Features: The brushless motor allows this model to perform with power equal to that of a 1000W AC machine Variable speed control dial Anti-restart function, electric brake and soft start Active Feedback Sensing Technology (AFT) shuts down the tool if the rotation speed suddenly slows down On/off slide switch The tool-less wheel cover is adjustable to any desired position Able to continuously perform heavy-duty cutting and grinding Auto-Start Wireless System (AWS) connects to compatible dust extractors with Bluetooth. The dust extractor automatically runs while the switch is on Comes with: 2 x 2.5AH 40V li-ion batteries DC40RA Fast charger ADP10 XGT to LXT charger adaptor MakPac connector case (Type 4) Side handle Grinding wheel Locknut wrench Specification: Bore Diameter: 22.23mm Max Wheel Thickness: 7.2mm Noise sound pressure: 81 dB(A) Noise sound power: 92 dB(A) Noise K factor: 3 dB(A) Max Wheel Diameter: 125mm No Load Speed: 3,000 - 8,500 rpm Vibration K factor: 1.5 m/sec² Vibration: Surface Grinding: 6.5 m/sec² Net weight: 3 - 4.4 kg