Hairy this has long been my favorite brand/method of doing flat miters
Hairy, that’s about as close as I come to a proper miter box as well.
It's definitely ad hoc. I didn't have many cuts to make, and it lasted long enough to get them all done.
You don't always get what you go after,but you do get what you wouldn't have got if you didn't go after what you didn't get. Blaze Foley