This is the Clarke CAT84 2-in-1 pistol grip needle scaler and hammer tool, it can also be called a needlegun scaler or needle gun.

A variable speed, robust tool which is ideal for removing car body panels, ceramic walls, floor tiles etc with ease. Includes a rubberised comfort grip.

The Laser 6031 Air Hammer has a variable speed trigger for a variety of applications; it also features a built in power regulator and a quick change chuck.