For the ultimate performance and versatility in a lightweight package with superior maneuverability, these grinders are the perfect choice. With all ball bearing construction, you get longer life and advanced durability, along with a composite grip for superior ergonomics and comfort. Use these powerful die grinders in various applications including porting, weld braking, deburring, polishing and grinding. Powerful .33 hp motor. Lightweight yet durable design. All ball bearing construction. Safety release throttle. Positive grip 1/4” capacity collet chuck. Composite housing helps prevent freezing.