Portable Kit: Most of what you need in one compact package: silicone coin holder, wooden hammer, coin magnet clasp, measuring pad, coin cleaning cloth, cotton gloves mini magnifying glass and 5"x7" storage bag. All components can be fully packed into the portable storage bag. Integrated Verification: The coin holder ensures secure placement for pristine resonance analysis, while the measuring pad compares coin diameter against standard specifications. Magnetic clasp tests metallic composition (genuine silver exhibits minimal magnetic response). User-Friendly Design: The compact kit fits in your pocket, making professional verification available anywhere. The intuitive design allows collectors of all experience levels to perform accurate authentication in a short time. Coin Care: The silicone holder securely cradles coins without scratching. Cotton gloves not leave fingerprints or oil stains when handling coins. Includes a coin cleaning cloth to a pristine for accurate sound testing and overall coin maintenance. For Coin Lovers: This multi-tool kit utilizes resonance testing to help authenticate gold and silver coins. It provides collectors and dealers with reliable, multi-factor authentication to help verify your coins' genuineness. Coin Authentication Kit for Collectors and Dealers The Coin Tester Kit is a comprehensive, portable toolset designed to verify the authenticity of gold and silver coins through multiple scientific methods. Core Features 1.Sound Resonance Testing: Fix the coin in the holder and tap it lightly with a wooden hammer, and the precious metal coin produce a special resonance. 2.Magnetic Composition Check: Use the magnetic clasp to perform a quick metallurgical test. Genuine gold and silver are non-ferromagnetic. 3.Size & Diameter Verification: The coin measuring pad allows you to compare your coin's diameter and thickness against standard specifications. Full Kit Contents: Coin holder with silicone sleeve Wooden tapping hammer Magnetic clasp Coin diameter measuring pad Cotton gloves Mini magnifying glass Coin cleaning cloth 5"x7" storage bag Ideal for: Verifying gold and silver bullion coins (1/10ozt to 10ozt) Checking collectible coins and rare numismatic pieces Educational use for novice collectors Note: We recommend this kit only as an initial screening tool for educational and support purposes to help you make collection decisions. This kit contains small parts and magnets, please keep them properly. Color: As Shown Material: Metal Package Contents: 1*set gold tester Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.