On Saturday, July 15, 2017 10:27PM, rbowman wrote:
On 07/15/2017 04:18 AM, Gunner Asch wrote:
Also would like to use it to magnitize things, like screw drivers and
so forth.


Put a diode in series or a full wave bridge if you have one laying
around. If you're really lucky, lay the screwdriver on it ...

Slam the screwdriver hard enough, it may magnetize or de-magnetize all on its own.