Professional Multi Use MacPherson Interchangeable Fork Spring Compressor Set. Compresses all types of MacPherson style coil springs front and rear.. Includes three sets of jaws: 2 each of, 65-125mm, 88-160mm and 126-212mm. Not designed for use with impact wrench. Hand ratchet only.. The coil spring compressors are manufactured under very strict quality control and are approved to endure extremely high loads..