The lock could also not fit, as it may also not be wide enough. Could work though, I just didn't wanted to risk 200$.
When I say dremel bit, this is what I have in mind; https://www.amazon.ca/Lot-fraises-double-coupe-carbure/dp/B08F2P7FDC/ref=mp_s_a_1_1_sspa?adgrpid=64611359257&dchild=1&gclid=CjwKCAjwuIWHBhBDEiwACXQYsV4wqUrXlmSodTZ4Qdbz6UtCwG3LPiObdclFVGfmUv2agxsJ6X2ZlhoC3FcQAvD_BwE&hvadid=338566032841...
That's my standatd, guess it's not the kind I should use?