Are you tired of low-quality, weak magnets? Want to find strong ceramic magnets? Tiny round magnets are the ideal to hold things on all surfaces. We understand how annoying weak and not durable magnets can be and we would like to introduce ceramic round flat magnets by X-bet MAGNET to solve this problem. MORE * The set of circle magnets includes 30 PCs. Craft magnets can be used in various fields: craft, hobby, home, office etc. * The actual size of our durable donut ferrite magnets for crafts is 0.7" x 0.2" (18 mm x 5 mm ) * Circular craft magnets round are strong and high-quality. Round magnets are made by iron oxide, sintering and the pressing of a powdered mixture of strontium.