ESSENTIAL TOOL FOR SUSPENSION MAINTENANCE KOOPOOL strut spring compressor tool set is great for compressing the coil spring on MacPhersonstyle strut assembly to do routine maintenance, help to replace MacPherson struts, shock absorbers and springs, also allows repairs on bent struts, strut tubes and damaged pieces. WIDE APPLICATION This coil spring compressor tool set fits strut springs of various sizes on most vehicles with MacPherson strut springs. Hexshaped end can be used with 1316inch wrench or socket and allows a 12inch extension for adjustment if the strut is too close to the tool. 11.5inches precisely threaded rods of 10inches to 10.5inches maximum opening to fit jaws to coil springs. HIGH SECURITY Made of high hardness carbon steel and heavyduty forged construction for ultrastrength and longer service life. Highintensity structure can withstand extreme pressure when lock coil springs in place. Precisely threaded rod has a wide spring contact surface and a builtin positioning pin, lock the coil spring in place to ensure safer compression of the spring. HIGHLY PRACTICAL Includes a detailed illustration for using this Macpherson spring compression tool set, follow the instruction and safety guidelines, whether professional mechanic and automotive repair novice can do this job. Fast setup and easy to operate, attach the brackets completely onto the spring carefully, and then tighten to compress the strut spring, when tighten the strut spring enough, you can remove the strut easily. HEAVY DUTY CARRYING CASE Come with a heavyduty blow molded carrying case, provides safe storage, simple organization and easy transport.