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Alpha pots - 9.8mm, +2mm - rotary - 11.5mm, +3.5mm -- biggest by far, maybe 12.6mm? Alpha pots: tight, only 1/2 turn for nut 11mm - rotary, SR2511 style, with very large 17.5mm panel hole+snip off pin, add holes for square, hexagonal etc. Shafts. ≥30 means "round, using current quality setting". Setscrew_hole_faces = 20; // How much horizontal space needed for left-hand and right-hand sub-panels right_panel_width = width_mm - thickness*2; // draw panel, subtract holes union() { cube([board_width, board_height, thickness]); cylinder(thickness+standoff_height, r=standoff_radius, $fn=360); cube([cutout_width, cutout_height, thickness+3]); cylinder(h=thickness+standoff_height+3, r=hole_radius, $fn=360); vertex 0 -6.43867 7.3242 vertex -6.35535 0.201366 7.51116 facet normal 0.590353.

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