Halbach Tool Demagnetizing Tool

This is a plastic puck that you can turn into a tool demagnetizer, for all the metalworking gear in your shop that inexplicably picks up a field and begins attracting all sorts of garbage.

Demonstration and explanation here: https://www.youtube.com/watch?v=10enFh_OXZg

These parts were made parametrically, so it should be fairly simple adjust the size, shape, tolerances, or number of any of the parts. For the time being, I'll just upload the things as shown in the video. If you need help customizing this, speak up and I'll point you in the right direction.

There's a version for twelve 5/16x1/8" disc magnets and another for sixteen 10mm cube magnets. The latter can easily have the magnets arranged to form a Halbach array, which makes it work pretty damn well. The smaller, non-Halbach disc arrangement isn't quite as effective, but does still work.

For assembly, you'll need a 1/2" bolt with the threads cut off, the magnets, and about 5g of superglue. Some rubber gloves and bak