Ultra-Strong Ceramic Round Magnets (0.7x0.2"/18x5mm, 30 pcs) - Heavy Duty Magnets, Non-Corrosive, High Thermal Resistance, Versatile For Home, Office, Workshop, Whiteboard, Fridge And Hobby Use

Grtard 12 Pack Heavy Duty Ceramic Magnets Strong, 1 7/8" x 7/8" x 3/8" Rectangular Ferrite Industrial Magnets, Grade 8, Black Ceramic Blocks Magnet for Crafts, DIY, Science, Fridge, Hanging Tools

Strong Ceramic Round Magnets With Adhesive Backing (0.7x0.12"/18x3mm, 100 pcs) - Heavy Duty Sticky Magnets, Non-Corrosive, Versatile For Home, Office, Workshop, Whiteboard, Fridge And Hobby Use

Large Magnet - Grade 10 Big Magnets Heavy Duty, OD60 x ID32 x 10mm Strong Round Magnets for Industry Science, School (4)

Anpro 120 Pcs Ceramic Industrial Magnets Hobby Craft Magnets-11/16 Inch (18mm) Round Magnet Disc for Refrigerator Button DIY Cup Magnet Craft Hobbies, Science Projects & School Crafts

TRYMAG Ceramic 6 Packs Block Magnets, Heavy Duty Industrial Large Ferrite Rectangular Magnets for Crafts, Hobbies, Fridge, Science, and Notice Boards(Grade 8)

Large Magnet - Grade 10 Big Magnets Heavy Duty, OD60 x ID32 x 10mm Strong Round Magnets for Industry Science, School (2)

TRYMAG Ferrite Big Ring Magnet, Round Ceramic Magnets with Hole, OD2.36 x ID1.26 x 10mm, Large Magnets Heavy Duty for DIY, Science Projects Industria-Pack of 2

TRYMAG Small Ceramic Round Disc Magnets with Adhesive Backing, 15x3mm Tiny Flat Circle Ferrite Industrial Magnets for Crafts, Science, Hobbies, Project - 0.6Inch, 130Pcs

Strong Ceramic Round Magnets With Adhesive Backing (1x0.15"/25x4mm, 36 pcs) - Heavy Duty Sticky Magnets, Non-Corrosive, Versatile For Home, Office, Workshop, Whiteboard, Fridge And Hobby Use