Mark is correct. In fact there is a way to enhance laser engraving, as well as rolled engraving, and that is by touching up the engraving with some hand cuts. I've seen this on some Winchesters. Hey, for Twenty Thousand Dollars the least Beretta could have done is make some hand cuts to enhance...
Five axis machines have been around for several decades. The Philadelphia Naval Ship Yard (PNSY) used one to machine submarine propellers in the 80's. Adding a laser to one isn't all the innovative. The "engraving is what one might call static. It appears to lack life. In fact, it's flat...
Mr. ken was always willing to teach his art to anyone who had the time. A gifted engraver to say the least. Here is a photo of one of his Colt's I photographed at the first engravers gathering he held at his home in N. Carolina.
I really enjoy seeing your work. I very often listen to classical music while cutting. It's relaxing.
But please do show us the cutting end of your chisel.
This article about a Purdy gun engraver features Aristide Barre a French born engraver from the late 1800's . There is also mention of Ken Hunt and Harry Kell in the article...
I would suggest that before applying the Rustoleum you wipe the engraving with some acetone to get rid of any oils that may be present. The Rustoleum will adhere much better with that treatment.
That procedure also works well with gun blue on non-ferus metals.
There should, (must) be a jeweler somewhere in Jerusalem. I would seek him out and ask him for a few minutes of his time to show you some of his push tools and maybe give you some advice on how to sharpen.
There is NO absolute method of sharpening for push engraving. There are "standards" that...
I've simply wrapped various fine grades of emery around a toolmakers file and it works just fine. I suppose if you're working strictly on gold and silver these tool may have an advantage, but emery wrapped around a file works very well.