Comment on Can I use a steel sponge as a soldering sponge?
user134450@feddit.org 6 days agohere is a schematic diagram with the structure: www.thermaltronics.com/datasheet/M8SB276#item3879…
the core of soldering irons has been copper for a long time.
myotheraccount@lemmy.world 6 days ago
Thanks, that’s very helpful