* Pin wrench for easy adjustment of
   camshaft spur belts (toothed belt) on idler
   pulleys with pin holes.
* This wrench with its protruding pins, grabs
   the center of the idler pulley and rotates
   around the off  center retaining bolt
   allowing for easy belt tension adjustment.
* Use on 4 cylinder VW Golf, Jetta, Passat,
   Corrado and Audi 80.