Brand: Ingersoll Rand (IR) Type: Pneumatic Impact Wrench, Air Impact Gun Drive Size: 1/2" square drive with friction ring Air Inlet: 1/4" NPT Features: Variable speed trigger, 5-position power regulator, Reversible Material: All-metal aluminum housing Model: Appears to be 231 series style - vintage Condition: Used, For Parts or Repair Condition: Used condition with heavy shop wear throughout. Aluminum housing has scratches, scuffs, and finish loss as pictured. Anvil shows wear but retains sockets. Trigger and regulator dial move freely. UNTESTED - I do not have air to test. Sold as-is for parts, repair, or rebuild. IR impacts are rebuildable and parts are still available. Body is solid with no cracks.