Air Filters for DIY Mask Inserts
These are the highest rated I’ve found without paying a lot more for medical-grade filters. This is a two pack. When unfolded, the amount of material gained from a single filter is significant. Be careful extracting the paper. The wires are SHARP! Click the picture to purchase directly from Amazon.


My Main Shop Tool
This is the cordless Dremel I use for pretty much everything. Click the picture to purchase it directly from Amazon.


Copper Rod for Button Pusher
This is a single, C110 copper rod. C110 is the highest grade commercial copper. You could find better at a scientific supply store, but for the button pusher it’s not necessary to spend more. Click the picture to purchase directly from Amazon.