Pinewood Derby Axle Relief Jig
thingiverse
A Simple Guide to Drilling Relief Holes into Your Pinewood Derby Car Using an 1/8" Bit. This Allows You to See the Tips of the Axle Through the Bottom of the Car. The Hole Can Be Used to Glue the Axle in Place as Well as Provide a Way to Remove the Axle Without Damaging the Wheel with a Screwdriver.
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