Guy's Magnets 18 mm x 3 mm ferrite disk

Manufacturing tolerances: Diameter +/-0.36mm, Thickness +/-0.1mm Magnetised through the thickness so that one flat face is north and the other is south

Guy's Magnets 16 mm x 3 mm ferrite disk

Manufacturing tolerances: Diameter +/-0.32mm, Thickness +/-0.1mm Magnetised through the thickness so that one flat face is north and the other is south

Guy's Magnets C8 20mm x 3mm ferrite disk magnet - craft fridge DIY MRO - PACK OF 50

Technical Specifications Diameter: 20 mm (0.78") Thickness: 3 mm (0.11")Manufacturing tolerances: Diameter +/-0.4mm, Thickness +/-0.1mm Axially Magnetised through the thickness so that one flat face is north, the other is south Weight: 4.6g Grade: C8 (In a size for size comparison, a C8 grade magnet will have approximately 2-3 times more pull than the same size C1 craft magnet.) Coating: None Maximum Temp: 250°C / 482°F Theoretical Maximum Pull: 0.5lb / 8oz / 229g Calculated Max Vertical Hold-guidance only: 0.1lb / 1.6oz / 45g WARNING: We would not recommend this magnet be used by children under 3, and not by children under 5 without supervision - choking hazard and soft tissue pinching hazard.

Guys Magnets 20 mm x 3 mm C8 ferrite disk

Manufacturing tolerances: Diameter +/-0.4mm, Thickness +/-0.1mm Magnetised through the thickness so that one flat face is north and the other is south

Guy's Magnets 14 mm x 3 mm C8 Ferrite disk

Manufacturing tolerances: Diameter +/-0.28mm, Thickness +/-0.1mm Magnetised through the thickness so that one flat face is north and the other is south

Guy's Magnets 12 mm x 3 mm ferrite disk

Manufacturing tolerances: Diameter +/-0.24mm, Thickness +/-0.1mm Magnetised through the thickness so that one flat face is north and the other is south