Magnetic screwdriver. 1:33 video:
https://www.youtube.com/watch?v=ykGrcngZ7hk
Does this just get filed in the "Gimmicky Magnet Garbage" drawer? It's a big drawer.
Previously:
https://www.homemadetools.net/forum/...410#post122179
https://www.homemadetools.net/forum/...295#post121722
https://www.homemadetools.net/forum/...614#post104788