If you want to find out if your coins are up to snuff, nothing beats our metal tests. Determine the levels of precious metals such as gold, silver, or platinum in your coins with our test kits, needles and stones.

The test acids act differently for various metals. A dissolving of the test rub or a change in color indicates the levels of metals in your coins. All of our test acids are contained in safety bottles and come with instructions for use.

when ordering supplies for metal testing to find them all together in a metal testing kit. These kits contain everything you’ll need for basic metal testing, including test acids in a variety of metal karats, touchstones, and testing needles.