Compact, lightweight, easy to handle Self-locking throttle Ball bearing construction for durability Precision machined gearing delivers maximum power transfer Packed in a strong, blow-molded plastic case complete with 10 mounted grinding tips Part of an expanded line of economical, standard duty grinders, the IRT301 packs valuable features into a compact package. Use it for grinding, edge-breaking, deburring, porting, and polishing. Wherever space is tight, its right-angle configuration provides easy access. Free speed: 20,000; average air consumption: 3 cfm; sound dBA: 90.0/103.0; air inlet NPTF: 1/4"; minimum hose size: 3/8"; rated power: .25 horsepower; weight (grinder only): 1 lb.; length (grinder only): 5".