Ingersoll Rand 117K Air Hammer with 5 piece Chisels - An economical air hammer with a longer piston stroke, this tool is designed for exhaust work, bolt cutting, and front-end work. The trigger control and a built-in power regulator give you full control of the speed and power. •Alloyed steel barrel and heat-treated piston for longer life •Up to 2, 000 blows per minute