Ingersoll Rand 7803A 1/2 Super-Duty Air Drill - Heres the economical choice for power, a high quality air drill designed for drilling, hole sawing, cylinder honing, and any other job that calls for a 1/2 size. Its quality features for long life, include the industrial grade 1/2 chuck, ball and needle bearing construction, and double reduction planetary gearing. No-load speed of 500 rpm. Auxiliary side handle.