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(style == "nut"){ // a round shafthole base shape. See knob_base(). Rotate([0, 0, 180] // Left side: meta-step controls } module make_surface(filename, h) { cylinder(r=hole_r, h=thickness*2); echo("Putting a hole with radius: ", hole_r , " at ", hole_dist_side, hole_dist_top); cylinder(r=hole_r, h=thickness*2); echo("Putting a hole with radius: ", hole_r , " at ", hole_dist_side, height - v_margin; working_increment = (working_height-v_margin+thickness) / (9); // generally-useful spacing amount.

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