Yep, they're OK. But you have to make sure they are in a mild steel socket, not a stainless steel one. If stainless you can pull them out with anything ferrous. https://vimeo.com/190839410
Search for mild steel bolts for everything on my bike begins...
@mrJL started
London Fixed Gear and Single-Speed is a community of predominantly fixed gear and single-speed cyclists in and around London, UK.
This site is supported almost exclusively by donations. Please consider donating a small amount regularly.
Yep, they're OK.
But you have to make sure they are in a mild steel socket, not a stainless steel one. If stainless you can pull them out with anything ferrous.
https://vimeo.com/190839410