Large Round Magnet, sold individually 3-1/8 x 7/16

These helpful magnets are extremely powerful - you can rely on them to work when you need them.

Floppy disk - Wikipedia

Apex Magnets 3 x 1 Disc - Neodymium Magnet

Frontiers Effects of Rhythmic Transcranial Magnetic Stimulation in the Alpha-Band on Visual Perception Depend on Deviation From Alpha-Peak Frequency: Faster Relative Transcranial Magnetic Stimulation Alpha-Pace Improves Performance

Size : 3/8 x 1/8 inch or 0.375 x 0.125 inch (Outer Diameter x Thickness) Metric Size : 9.525 x 3.175 mm (approx. 10 x 3 mm) Countersunk Hole Size

Round Disc Magnets 3/8x1/8 - Magnetic Countersunk Ring 10x3mm Screw Hole Size #4 Crafting Holder Door Cabinet Fastener Closure Mechanisms (36 Pack)

Aza-Triangulene: On-Surface Synthesis and Electronic and Magnetic Properties

Magnets-Blacksmith Forge Supplies & Farrier Tools - Centaur Forge

Neodymium Magnets in Packaging and Material Handling

Flat Washers - Grainger Industrial Supply

Inorganics, Free Full-Text

Strong Hand Tools – Strong Hand Tools

Lot of 50 Pcs Round Disc Magnets 3/8 X 1/16 Super strong

N35 Neodymium Disc Magnet 3/8x1/16, 1.6 LB Pull

American Express

Ceramic Block Magnet, 3/16 Thick, 1/4 Wide, 7/8 Length (Pack of 8) : Industrial & Scientific

Crosby Alloy Masterlink, Masterlinks & Rings