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3mm (0.12") Diameter Circular Disc Magnets

Wide selection of 3mm (0.12") diameter strong neodymium disc magnets. Incredibly powerful for a small magnet.
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  • 3mm dia x 0.5mm thick N42 Neodymium Magnet - 0.08kg Pull (Pack of 50) - Licensed Material
    2/17" dia x 1/51" thick N42 Neodymium Magnet - 0.17lbs Pull (Pack of 50) - Licensed Material
    ND03005-LM
    From $9.08
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  • 3mm dia x 1mm thick N35 Neodymium Magnet - 0.13kg Pull - Licensed Material
    2/17" dia x 3/76" thick N35 Neodymium Magnet - 0.28lbs Pull - Licensed Material
    ND0301-N35-LM
    From $3.63
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  • 3mm dia x 1mm thick Samarium Cobalt Magnet - 0.17kg Pull
    1/8" diameter x 3/64" thick Samarium Cobalt Magnet - 0.37lbs Pull
    F331SC
    From $9.15
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  • 3mm dia x 1mm thick N42 Neodymium Magnet - 0.19kg Pull - Licensed Material
    2/17" dia x 3/76" thick N42 Neodymium Magnet - 0.41lbs Pull - Licensed Material
    ND0301-LM
    From $9.15
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  • 3mm dia x 2mm thick Samarium Cobalt Magnet - 0.19kg Pull
    1/8" diameter x 5/64" thick Samarium Cobalt Magnet - 0.42lbs Pull
    F332SC
    From $10.54
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  • 3mm dia x 2mm thick N42 Neodymium Magnet - 0.27kg Pull - Licensed Material
    2/17" dia x 3/38" thick N42 Neodymium Magnet - 0.59lbs Pull - Licensed Material
    ND0302-LM
    From $9.38
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  • 3mm dia x 3mm thick Samarium Cobalt Magnet - 0.2kg Pull
    1/8" diameter x 1/8" thick Samarium Cobalt - 0.44lbs Pull
    F413SC
    From $6.33
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  • 3mm dia x 3mm thick N42 Neodymium Magnet - 0.29kg Pull - Licensed Material
    2/17" dia x 2/17" thick N42 Neodymium Magnet - 0.63lbs Pull - Licensed Material
    ND0303-LM
    From $1.50
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  • 3mm dia x 12mm thick Diametrically Magnetised N42 Neodymium Magnet - Licensed Material
    2/17" dia x 43/91" thick Diametrically Magnetised N42 Neodymium Magnet - Licensed Material
    ND0312DM-LM
    From $12.56
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  • 3mm dia x 13mm thick N42 Neodymium Magnet - 0.42kg Pull - Licensed Material
    2/17" dia x 22/43" thick N42 Neodymium Magnet - 0.92lbs Pull - Licensed Material
    ND0313-LM
    From $4.49
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  • 3mm dia x 0.5mm thick N42 Neodymium Magnet - 0.08kg Pull
    2/17" dia x 1/51" thick N42 Neodymium Magnet - 0.17lbs Pull
    F300
    From $6.73
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  • 3mm dia x 1mm thick N42 Neodymium Magnet - 0.19kg Pull
    2/17" dia x 3/76" thick N42 Neodymium Magnet - 0.41lbs Pull
    F331
    From $6.33
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  • 3mm dia x 2mm thick N42 Neodymium Magnet - 0.27kg Pull
    2/17" dia x 3/38" thick N42 Neodymium Magnet - 0.59lbs Pull
    F332
    From $7.73
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  • 3mm dia x 3mm thick N42 Neodymium Magnet - 0.29kg Pull
    2/17" dia x 2/17" thick N42 Neodymium Magnet - 0.63lbs Pull
    F413
    From $4.57
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  • 3mm dia x 1mm thick N35 Neodymium Magnet - 0.13kg Pull
    2/17" dia x 3/76" thick N35 Neodymium Magnet - 0.28lbs Pull
    F331-N35
    From $5.12
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  • 3mm dia x 1.5mm thick N35 Neodymium Magnet - 0.18kg Pull
    2/17" dia x 1/17" thick N35 Neodymium Magnet - 0.39lbs Pull
    F0315-N35
    From $5.62
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  • 3mm dia x 2mm thick N35 Neodymium Magnet - 0.21kg Pull
    2/17" dia x 3/38" thick N35 Neodymium Magnet - 0.46lbs Pull
    F332-N35
    From $6.18
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  • 3mm dia x 4mm thick N35 Neodymium Magnet - 0.26kg Pull
    2/17" dia x 3/19" thick N35 Neodymium Magnet - 0.57lbs Pull
    F375-N35
    From $10.32
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  • 3mm dia x 2mm thick N42 Neodymium Magnets - Gold Plated
    2/17" dia x 3/38" thick N42 Neodymium Magnets - Gold Plated
    SP332G
    From $3.41
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  • 3mm dia x 4mm thick N42 Neodymium Magnet - 0.35kg Pull
    2/17" dia x 3/19" thick N42 Neodymium Magnet - 0.77lbs Pull
    F375
    From $6.16
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  • 3mm dia x 6mm thick N42 Neodymium Magnet - 0.39kg Pull
    2/17" dia x 13/55" thick N42 Neodymium Magnet - 0.85lbs Pull
    F036
    From $5.06
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  • 3mm dia x 12mm thick Diametrically Magnetised N42 Neodymium Magnet
    2/17" dia x 43/91" thick Diametrically Magnetised N42 Neodymium Magnet
    F800DM
    From $11.84
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  • 3mm dia x 13mm thick N42 Neodymium Magnet - 0.42kg Pull
    2/17" dia x 22/43" thick N42 Neodymium Magnet - 0.92lbs Pull
    F346
    From $4.42
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At FIRST4MAGNETS we stock a wide selection of 3mm (0.12") diameter circular disc magnets and rod magnets. These magnets are small but can generate a fantastic pull which makes them really versatile.

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