Features and Benefits: Lightweight compact size is easy to handle Provides full power in forward and reverse Equipped with a built-in muffler for noise reduction Planetary gear system for long life Aluminum body with rubber handle grip1 year warranty on material and workmanship.Specifications: 3/8" capacity Jacobs chuck Free speed: 1,800 rpm Overall length: 7-7/8" Net weight: 2-1/2 lbs. Motor: 1/2 hp Air inlet thread: 1/4" NPT Air hose I.D. size: 3/8" Avg. air consumption: 7cfm Noise level: 86.8 dBA @ 90 PSISKU: MTN7302Last Updated: 26 Dec 2012Item ID: 214293UPC: 872857002472Shipping Weight: 2.9 lbsAverage processing time 1-4 business dayAverage ship time 2 business days