A Google Drive link shared in a Reddit comment from a deleted user. The file name: "pantorouter_final_v13_actual.pdf"
The name itself was a spell: panto (from pantograph, the mechanical drawing tool that scales motion) + router (the screaming spinny thing). Together, they promised a superpower. Feed in a shape, trace it with a stylus, and the router bit carves an exact copy—scaled, mirrored, or simply duplicated with a fidelity your own trembling hands could never achieve.
So he did what any broke, ambitious hobbyist would do. He opened a browser and typed the sacred words into the search bar: pantorouter plans free download pdf
The first link was a woodworking forum thread from 2016. The title: "Anyone built a pantorouter?" The answers were a debate between purists and pragmatists. One user, username Matthias_Wannabe , had posted a grainy image of a device made from Baltic birch and threaded rod. Below it, a link that said "Plans here (dropbox)."
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The second link was to a Pinterest board titled "DIY Woodworking Jigs." Beautiful, aspirational images of pantorouters made from aluminum extrusion and 3D-printed knobs. No plans. Just photographs, like museum exhibits behind glass.
The device was called a pantorouter .
The geometry of the pantograph. Tom had included a derivation of the scaling ratio: Output = Input × (Arm2 / Arm1) . There was a graph. There was trigonometry. There was a note in the margin: "If you don't understand this, just copy the dimensions on page 14. It works at 1:1."