Newly designed Pneumatic "Manual" Bead Breaker. Loosens tire bead from the rim with leverage. Excellent for working on the tire without removing the wheel. Newly designed reversible hook to work on a larger range of rim/flanges. Will handle much wider range of tires from automotive tires and up. Operates with impact wrench and or air rachet wrench. For more information, please visit the product page on our website. http://bit.ly/16Dpdq3