This is just my humble opinion and there will be lots to go on from others and the archives.
Books: ron smiths advanced scrollwork
Scope: leica a60 due to the fusion optics lenses
Since you want to engrave firearms, atleast a turntable with stand.
The systems are a matter of preference so that...
If you are looking for tricks, step one is to get the dog legs and flats out of the backbone of the spiral. Fun trick to get out of tunnel vision is to use a single layer for the backbone and flip the drawing to check for accuracy. Using separate layers can really make the errors stand out...
Hope that got your attention.
Just curious what you guys might have as an opinion, working my way up to engraving guns and getting pretty close. My desire is to do a 1911 kimber because it fits the style that I like better for the scrolls, very flowy/elegant, but i know a derringer would be...
The sil air through grs is exactly what you are looking for. The california air they offer is far too loud for what you need. I have tried both and now use the sil air with my gravermach AT in an apartment setting. No noise problems.
The heel is based off of feel, not necessarily a formula. 15 degrees works great for most, or if you have a radiused heel, 10-15 rocking it back and forth. Not necessarily a guarded secret, but check out sams sharpening dvd, good purchase for sure.
If you need a heel on a 120 degrees graver...
Made me laugh a little when I heard the bird in the background of the video. Thanks for doing such great work. Highly recommend the video, it took me from this to this. But in all seriousness, trying the 120 for shading too is kicking my butt, but well worth the effort with the dynamic line...
Its a dead link, but i think i found some good basic business advice from a few other postings, so all is well if not. Its from over ten years ago, so it was a shot in the dark.