Astro Pneumatic 7880 Northstar Water Pump Socket

Used to remove and install the water pump on:
* Cadillac Northstar 4.6 liter V-8 engines 1993 and later
* Oldsmobile Aurora 4.0 liter V-8 engines 1997 and later
* Enhanced durability
* More strength and control in removing and replacing water pump impeller