A google search for "laser engraving machines" is awash with B2B websites.
Are there any laser engravers (capable of engraving stainless steel) that are affordable ($5k max) for the typical hacker available yet?
I noticed kickstarter had a fulfilled laser engraving project here but I doubt the units are still available seeing as it ended over a year ago: http://www.kickstarter.com/projects/fsl/affordable-20x12-laser-cutter-engraver-assembled-i