"For ultimate performance, this 1/4in. Angle Composite Die Grinder is the perfect choice. Powerful grinder features a composite grip for superior ergonomics and comfort and can be used in a variety of applications, including porting, weld breaking, deburring, polishing and grinding. Variable Speed Yes, CFM at Load 23, Tool Weight lbs. 1.28, Side Handle No, Air Consumption CFM 6, Collet Size in. 1/4, 6mm, Min. Hose Size in. 3/8, Tool Length in. 6.93, Air Inlet Size in. NPT 1/4, Speed RPM 20,000. Right-angle design fits into tight spots Lightweight composite housing protects tool from cold air and provides operator comfort Powerful 1/3 HP motor Durable ball bearing construction improves balance, reduces vibration and ensures longer life Built-in lubricating wick increases angle gear life 20,000 RPM free speed 6 CFM avg. air consumption 23 CFM @ load Safety-lock throttle is easy to use and prevents accidental startup Rear exhaust directs air away from the operator 1/4in. inlet 3/8in. min. hose size Includes 1/4in. collet, 6mm collet and wrenches"