The entire set of coin testing kits comes with a convenient 7x4.9 inch (approximately 18x12.5 cm) storage pouch, making it easily portable for on-the-go use, such as at coin shows or auctions. Coin tester kit is designed for use by collectors and enthusiasts for the examination of various metallic discs, including those made from precious metals like silver and gold. A coin measuring board with precisely printed circles and measurement guides is provided to accurately check a coin's diameter and thickness against known standard specifications. You receive 15PCS pocket pinger coin tester kit, includes 1pcs fish-shape coin holder pliers, 1pcs horn hammer, 1pcs magnifying glass, 1pcs magnet Keychain, 6pcs silicone protective cap, 1pcs acrylic coin measuring board, 1pcs double-scale caliper, 1pcs flashlight (without battery), 1 pair of gloves, 1pcs storage bag , a sound test can be conducted using a coin holder, and the authenticity can be identified by the sound of the silver coin being struck. Secondly, magnetic fasteners can be used for magnetic detection verification., Weight: 0.3187443383996 pounds, Manufacturer: Aboiled