3/8" Reversable Straight In-Line Air Drill. Jacobs chuck for securely holding drill bits. Rear exhaust directs air away from the work. Teasing throttle with lock off lever for full operator safety and control. Built in regulator matches drill speed to the job. Maximum free speed: 2500 rpm. Average air consumption: 4 cfm @ 90 psi. Length: 8". 1 year limited warranty.