With these handy engraving tools, you can personalize your jewelry any time you have a money clip, keychain, or pendant, you can engrave a special message on it with a flat engraver. If you have a ring you can use the inside ring engraver to put a special message on the inside of the ring shank which is prefect from immortalizing birth dates, graduation dates, or wedding dates. By personalizing your jewelry, you can make your jewelry more valuable than just the gold value.