Centering tool for Wolfcraft 4650 doweling jig ruler

This is a quick and small jig to help you re-align the WOlfcraft 4650 ruler doweling jig to previous drilled holes, in case the shelf you're working on is longer than the ruler itself

Just clip one or two of these blocks into the first holes of the jig, put a dowel or shelf pin in the previous holes you just drilled, and align these dowels/pins to the blocks

No additional hardware required, the design is compliant and based on the flexibility of of the material

Print in PLA, 3 to 5 perimeter walls, with supports touching the build plate
Use horizontal/hole expansion and/or flow rate to adjust the fit to your specific printer