air hammer
jackhammer
pneumatic hammer

In modern times, much modern wrought work is done using the air hammer and the acetylene torch.

America's air hammer worked alongside an anvil composed of local soldiers, leaving the Serbs no way out.

A rivet gun differs from an air hammer in the precision of the driving force.

They slipped it over the shiny metal thing, and drove the bolts down with an air hammer, deafening in the water.

Two of them held air hammers which, with a grating noise, were occupied in tearing up the street.

With a scream, he tore an air hammer from the hands of one of the men.

In addition, he said, plumbing is often contracted out, so an air hammer in the pipes may quickly recur.

The following are various tools that can be used in the air hammer:

Free-standing air hammers are an adaptation of the hand-held version.

Post-war industry brought many new applications for the "air hammer" technology.