Makita (GA7082) 7 in. Angle Grinder With Lock-On Switch Features A powerful 15 amp. Motor That Delivers 8500 rpm. For Faster Material Removal. The Angler Grinder Features Soft Start, Which Suppresses Start-Up Reaction For Smooth Start-Ups And longer Gear Life. Spiral Bevel Gears For Smoother Rotations And More Efficient Transfer Of Energy. Brush Door Provides Easy Access For Brush Replacement When Necessary, It Also Has A Brush Spiral Spring That Allows Increased Airflow. Ergonomic Side Handle, Large Spindle Lock Button For Easier Blade Changes.