For sale is a MAC TOOLS #AD540 reversable drill in very good condition.  The drill comes with key and air connection end (cp37).  The item comes with instruction booklet and box.  See pictures for condition and ask questions if not sure.  S&H is $9.90 East Coast, other states may cost more so wait for a shipping price.

Brand: Mac Tools
Chuck Size: 3/8in.
Type: Pistol Grip (Standard)
Warranty: No Warranty
Manufacturer Part Number: AD540
Chuck Key Type: Keyed
Maximum Speed(RPM): 1800RPM
Features: Reversible
Country/Region of Manufacture: Taiwan
Unit Quantity: 1