Two identical panels with all-edges joints will interlock on all sides. For a 6-panel box, generate panels matching each face dimension.

Pitch diameter = Module × Teeth. A M2, 24T gear has a 48mm pitch circle. Hub hole is subtracted from the center (set 0 to skip).

Parts are sorted by area and placed greedily. The sheet outline will be shown on canvas. Units follow your current unit selection (sheet mm are converted).