Here is a Snap-on Pneumatic Air Impact. It is a model MG325 and has a 3/8" drive.
Snapon MG325 3/8 Impact
Snapon 1/2 Drive Air Impact Wrench Model Pt850 Red Color Made In USA
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Snapon 3/8 Drive Impact Wrench
SNAPON 3/4 Drive Heavy-Duty Air Impact Wrench Red
New Snapon 3/8" drive 11 1/2" Long Handled Flex Head Ratchet FLF80A
