Laser it after coating?Needs to be deep enough for ceracoat or duracoat
I've used an electro-chemical etcher for about 20 years. It does a professional job of marking barrels with cartridge designation. Other uses include marking barrel with my name and the manufacturer's name and twist rate. With custom stencils factory markings can be very accurately reproduced. Would not think about using anything else now. No mis-strikes or crooked characters as with hand stamps.Anyone use electro-etch