The TEIN Coilover Adjustment Wrench is your answer to easy and accurate coilover adjustment. The TEIN Coilover Adjustment Wrench is a beautiful piece that is an essential to any mechanic's tool kit. FEATURES * High rigidity is realized by using Chrome Vanadium Steel * Beautiful appearance by buff finish (Specular finish) * Round shape to fit your hands * Improves efficiency of work due to increased lapping area * A hole with I.D 12.7mm (1/2 inch) that matches spinner handle or the like * Hexagonal hole (I.D 17mm) can be used to lightly tighten the top nut (top nut needs to be tightened at the torque suggested by TEIN.) * Designed to fit the bracket for full-length adjustable type for firm grip *Compatibility* * Compatible to seats with 70 to 150mm outer diameter * Due to its slim design (6mm), the wrench is compatible to almost any seats (Normal wrench is about 8 to 9mm thickness wise.) * There is compatibility chart for TEIN and other products on the back of the package