Cordless Angle Grinder Brushless 21V 125mm with 2 Battery & Charger &Disc Kit UK Product Description Features ULTRA EFFICIENT BRUSHLESS MOTOR: Angle grinder features brushless motor that eliminates carbon brushes, enabling the motor to run cooler for longer tool life than brushed models. The high-performance motor also delivers a high working speed at 9500RPM to make your work more efficient. .
eBay