Gaither" Tire Spreader is a simple tool designed to spread tire beads quickly to make tire repairs easier than ever! HOW THE TIRE SPREADER GTS-01 WORKS - Be sure Tire Spreader fingers are in closed position. - Place Tire Spreader fingers between tire beads. - Use "impact gun with 1-1/4"(32mm) socket to open the Tire Spreader fingers. - Continue to spread tire beads until there is sufficient air space to repair the tire. - Remove Tire Spreader once the repair is complete. This tool is ideal for mobile service!