Collection: 4mm Disc Magnets

4mm N52 neodymium disc magnets, approximately 5/32 inch in diameter. A versatile hobby size, most commonly referenced as the Voron Klicky probe spec for 3D printers, and also used in hobby joints, jewellery clasps, craft and sewing closures, and small-frame magnetic latches.

Looking for other shapes, such as spheres, cylinders, countersunk discs, rings, or blocks? Browse our massive library of N52 magnets in every shape.

Each listing shows exact thickness, pull force, and pack size. All magnets ship from our US warehouse.