Business & Industrial|Light Equipment & Tools|Hand Tools|Sockets & Socket Sets 77080 Harmonic Balancer Socket 19mm Crank Bolt Tool for Honda Engines Take the struggle out of crank bolt jobs with the 77080 harmonic balancer socket, a heavy-duty specialty tool built for 19mm hex pulley damper bolts on Honda engines. Model 77080. It also fits other 19mm hex applications where extra mass and torque are needed. Neuf 111.73 EUR Fréhel (22) FR