Drilling the holes for the routing of the drivers thru both mdf plates at once.
https://www.buildandlisten.com/loudspeakers/cno-grand/buildprocess/9e47d7b9-e6eb-4bdc-bf0b-6d04dd23e276.jpeg/view
https://www.buildandlisten.com/loudspeakers/cno-grand/buildprocess/9e47d7b9-e6eb-4bdc-bf0b-6d04dd23e276.jpeg/@@download/image/9E47D7B9-E6EB-4BDC-BF0B-6D04DD23E276.jpeg
Drilling the holes for the routing of the drivers thru both mdf plates at once.