The switch box is made out of 1/8” plywood and is roughly 3 ½” by 1 ¼”. I built the 4 sides supporting them with triangle stock. I then sized a plate. I first hogged out and fitted the switch. I glued the plate to the edge of the box. When the epoxy set and after sanding the box square, I used a band saw to cut the box in two pieces allowing enough clearance to recess the switch, about ½”. I then glued the cut off piece onto the back of the plywood plate to rejoin the box. This seemed easier to