The AMPRO T70570 Coil Spring Compressor has drop forged steel jaws with hardened alloy steel center bolts. It compresses coil springs for strut services. The AMPRO T70570 Coil Spring Compressor is suitable for passenger cars and light duty trucks. Use with a 1/2 inch drive ratchet or 15/16 inch wrench. The overall product length is 250mm with a working length of 185mm