Schley Tools has made available their Audi ' VW Fan Clutch Idler Pullet Holding Tool, No. 63600. This unique tool has a 4-pin wrench design that holds the pulley of the viscous fan clutch, allowing the user to hold the fan clutch with one hand and break the coupling nut loose with the other. With this tools long handle design, users have plenty of room to hold the wrench securely and safely. This tool is made from heat treated steel and comes with a soft grip handle. Schley's #62100 (32mm) wrench is also a good match for this fan clutch service.