ZDYWY 20 Pieces 12 x 4mm with 4mm Countersunk Hole Permanent Disc Rare Earth Fastener Magnets Refrigerator Neodymium Magnets - 0.47 inch D x 0.16 inch H with 0.16 inch D Screw Hole: Amazon.com: Industrial & Scientific
Amazon.com: 100pcs 4x1mm Mini Small Circular Magnets 4mmx1mm N35 Neodymium Magnet Strong Dia 4x1mm Permanent NdFeB Magnets disc 4*1mm : Industrial & Scientific
Amazon.com: MEALOS Magnets - 150 Tiny Magnets Mini Magnets Small Round Magnets for Crafts - 5mmx2mm Magnets for Miniatures Small Models - Come with a Storage Case : Home & Kitchen
120 Pcs Neodymium Disc Small Magnets, 4mm x 1.5mm Tiny Strong Magnets for Refrigerator Dry Erase Board Whiteboard Office Fridge Crafts, Mini Round Rare Earth Magnets for DIY Building Scientific Models: Amazon.com:
Amazon.com: Applied Magnets® 4" x 1/2" x 1/2" Strong Neodymium Block Magnet : Industrial & Scientific
Amazon.com: 4mm x 2mm magnets
30PCS Round Strong Magnets 15mm X 4mm, Strong Round Magnets, Neodymium Magnets for Whiteboards, Fridge, Crafts, Notice Board or Picture Magnet : Amazon.co.uk: Stationery & Office Supplies
Magnets for Crafts - 100 High Quality 1 inch Round Strong Magnets – 25mm x 4mm - Great for Creating Fridge Magnets and Other Magnetic Craft Projects: Amazon.com: Industrial & Scientific
Amazon.com: D 12mm x H 3mm with 4mm Hole 20 Pieces per Pack. Round Magnets for Refrigertor Magnets, Magnet,Office Magnets,Art&Craft Magnets,Whiteboard Magnets,Map Magnets,Durable Mini Magnets for Multi-Use : Industrial & Scientific