The Ingersoll Rand 2141-42-6 Air Impact Wrench Vane Pack helps restore reliable motor performance in compatible Ingersoll Rand pneumatic impact wrenches. These vanes work inside the air motor, helping convert compressed air energy into rotational movement that powers the wrench. This replacement pack is a practical solution for worn, damaged, or deteriorated vanes that may reduce tool... https://www.wholetoolbox.com/ingersoll-rand-2141-42-6-air-impact-wrench-vane-pack/2141-42-6.html