10 Die Slim 9.5 x 3 mm dice holder - remix

I printed these during a time when my heated bed was broken so I had a lot of first layer issues. The wooden one was terrible, first layer curled up and it warped. I was going to throw it away but it looks really antique so I like it.
The guys in my group want me to make an antique warped one for them too now.

This is a remix of an outstanding creation by Triton_9.
It is essentially his design, all I did was change the magnet holes a little. They are now 9.5mm x 3mm deep to accommodate t