Making this design to replace an “egg carton” used to separate small jewelry items. The material is 1 inch Redwood sanded to 180 grit before drilling and finished with shellac after. The bit used is a Magnate 1 inch Core box. The tool was ramped in and cut in several passes to eliminate tear-out.
https://www.youtube.com/watch?v=Vuv9EwMV_dw&ab_channel=LouAdzima