Shieldm 1 pcs Strong Metal Neodymium Test Magnet Keychain Split Ring Pocket Keyring 12 mm

Specification: Brand new Material: metal Length: approx. 4cm Diameter: approx. 1.2cm Color: silver, as picture shows Easy to carry and strength for identifying fake stainless steel. Perfect for Metal Recyclers, Brokers, Antique Buyers, Hobbyists and Collectors. Package included: 1pc x metal magnet keychain (other accessories are not included) Note: Due to their strength they all have the potential to damage credit cards or other items with a magnetic strip if they are kept too close. Please allow 1-5mm errors due to manual measurement Item color displayed in photos may be showing slightly different on your computer monitor since monitors are not calibrated same