This is a Packing tool for BUDKUPS. I use it mainly for my PAX Vaporiser.
There are holes for 3 magnets i use. (size is 6.0mm diameter with 2.6mm thickness)
The magnets hold the BUDKUPS in place.
Details on the BUDKUPS can be found here :-
https://www.budkups.com/pax-vaporizer-accessories/bud-case-bundle/
Details on the PAX can be found here :-
https://www.pax.com/en-gb/vapes/pax-plus