77070 24mm Harmonic Balancer Socket for GM LS Engine Bolt Standard Impact Socket

77070 24mm Harmonic Balancer Socket. 77070 24mm Crank Bolt Socket. 24mm Harmonic Balancer Socket - a must have tool to install or remove 24mm damper bolts in a minute. Perfectly Fits for GM LS engines that use a 24mm hex pulley damper bolt or other 24mm applications.