The kit includes precise calipers designed to measure coin diameters according to certification standards, allowing for accurate assessments from 1/10 ounce to 10 ounces. This testing kit is compatible with top authentication systems such as Precious Coin Tester and Pingcoin, providing a comprehensive solution for collectors and dealers alike. Perform quick and reliable tests anywhere with the Metal Tester; simply place the coin in the chamber for immediate authenticity checks, making it perfect for on-the-go testing. the authenticity of your gold and silver investments with our Coin Authenticator, which generates pure resonant frequencies for reliable verification. Seamlessly connect the tester to various numismatic analysis applications for advanced analysis and automated reporting, ensuring thorough documentation of authentication results., Weight: 0.20502990366 pounds, Manufacturer: Ounfhtrttk