This Torque Wrench For Timing Belt is the most expensive of the items that make up this 001 Workshop Service Tools assembly.
Some items from this specific schematic: Goniometer Ignition Timing Checking, Fork Feeler Gauge 0.3 Mm, Timing Belt Control Gauge, Crankcases Assembling Cap.
The lowest price component in this 001 Workshop Service Tools parts-list fiche is the Rocker Assembling Pin.