Impossible Dovetail Puzzle Box

As seen on Chinese wholesalers, this is a replica of the impossible dovetail puzzle box. It is ingeniously simple in design, but it can boggle an experienced puzzler's mind for a stretch.

Fair warning: there are sharp points and edges, and the tolerances for the ball bearing might require you to hone out the holes a bit.

If you remake this, for attribution please simply note that it was inspired by the wooden puzzle boxes found around online.

Note: TWO magnets are REQUIRED for this to