This air-powered brake caliper wind-back tool is designed to adjust the calipers on front and back braking systems when servicing braking systems or replacing brake pads. Being air powered saves energy and offers faster disc brake servicing. The tool is suitable for operating left and right threaded calipers, and it has a magnetic tip to hold adapters in place. The kit has 15 adapters suitable for servicing most car types, including Audi, BMW, Citroën, Ford, Fiat, Honda, Jaguar, Mercedes-Benz, Nissan, Renault, Saab, Toyota, Volvo and VW. The rewind tool is made from aluminium and the adapters are 45# carbon steel.