Glad you liked the post! For the stub drills I order them from McMaster Carr. They are Chicago Latrobe. There are some on Amazon. More expensive, but they cut really well.
Discussion
nostr:npub1pvgcusxk7006hvtlyx555erhq8c5pk9svw57snlxujpkgnkup89sekdx8c McMaster Carr doesn't really sell specific brands. Chicago Latrobe was what they were stocking a few years back.