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
Amazon.com : 40 Magnetic Pins in Assorted Colors - 4mm x 10mm (Blue) : Office Products
6mm x 4mm x 2mm Block - Neodymium Magnet: Amazon.com: Industrial & Scientific
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: 4mm x 2mm magnets
PERFECT MAGNETS Ferrite Magnets Strong 18 Mm X 4 Mm - 25Pcs : Amazon.in: Office Products