Type: Pneumatic Air Drill, Reversible Drill Chuck: Jacobs keyed chuck, likely 3/8" capacity Air Inlet: 1/4" NPT Features: Variable speed trigger, Forward/Reverse switch, "OIL DAILY" port, Bottom exhaust Material: All-metal aluminum housing Speed: Reversible Condition: Used, For Parts or Repair Condition: Used vintage condition with heavy shop wear and patina. Aluminum housing has scratches, scuffs, and finish loss throughout. Jacobs chuck shows use but opens/closes smoothly. Trigger and F/R switch move freely. UNTESTED - I do not have air to test. Sold as-is for parts, repair, or rebuild. No cracks in housing. Chuck key not included.