3d model of a box. 75mm wide x 50mm high. 13.5mm straight sides before beveling to a height of16mm at its deepest.
on the top middle and sides it has a round rectangular hole at 9.5mm center from edge external. This hole is 5mm wide x 2.5mm high.
internally there are supports behind these holes, simple 1.5mm wide slot to accept a 25mm wide board.
I need a lid to suit
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