This Makita cordless angle grinder features a fully brushless motor that delivers powerful grinding and cutting performance similar to a 1,000W corded model The Makita GA022GD202 40V 115mm Angle Grinder is designed for the most challenging cutting and grinding applications. It has a powerful brushless motor with a variable speed dial which allows you to choose the best speed for the job. It contains a lot of safety features like an electric brake and anti restart function. Connect it to compatible dust extractors for efficient dust extraction. Features: The brushless motor delivers power equal to that of a 1000W corded machine Variable speed control dial Anti-restart function Electric brake Active Feedback Sensing Technology (AFT) shuts down the tool if the rotation speed suddenly slows down Soft start 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 BL4025 2.5AH 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: 115mm No Load Speed: 3,000 - 8,500 rpm Vibration K factor: 1.5 m/sec² Vibration: Surface Grinding: 5.5 m/sec² Net weight: 3 - 3.6 kg