Creative Hobbies Ceramic Industrial Magnets - 1 Inch (25mm) Round Disc - Ferrite Magnets Bulk for Crafts, Science & Hobbies - 25 Piece Pack Great for all Home, Office, Craft, Science Projects and Product Manufacturing applications. Magnets are perfect for glass gems, mirrors, for making refrigerator magnets, and more others HIGHEST QUALITY - Flat Disc Magnets with Beveled Edges to protect surfaces from scratching like other inferior brands do. NORTH POLE MARKED so you can apply the magnet easily to the correct side. Beveled Edges so they do not scratch surfaces.Not a toy, for craft, science or production use only. WE ARE A USA OWNED AND BASED SELLER!! COMPARE! Not a toy, for craft, science or production use only.