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15mm Dia x 4mm with 3mm hole | Pack of 8

Regular price $28.00

Tax included.

Product Details

Size: 15mm diameter x 4mm thick with 3mm countersunk hole for mounting

Quantity: 8

Grade: N45 Neodymium

Pole location:  Poles on flat faces. 4 with north pole countersunk, 4 with south pole countersunk, so they can attract or repel.

Pull/Push:
About 4.6kg to another magnet or to 1.8mm sheet steel. 7kg if stacked in pairs. Resistance to sliding is about 1/3 that.

Notes:

  • 7kg if stacked in pairs. Resistance to sliding is about 1/3 that. 
  • About 10 times more pull than the traditional, grey, ferrite type
  • This type of magnet never weakens with age
  • Triple plated for durability: Ni/Cu/Ni

Potential Uses:

  • Where simple mounting to something facilitates handling. No glue required
  • Attaching items firmly to steel surfaces
  • Tool/knife holders
  • Cupboard closures. For stronger, use 2 lots, or stack in pairs. 
  • Secure display of work-site documents.  (Attach to a short dowel for easy handling)

Warnings:

  • Not for kids! Two or more, if swallowed, can lethally puncture gut tissue.
  • They can pinch skin and cut clothing.
  • The material is brittle. It can chip or break during collisions. Eye protection advised.
  • For credit cards, pacemakers etc, keep at a distance where the field is negligible.

Seller:

  • Dangerousmagnets is your helpful & reputable source for amazingly strong Neodymium Magnets. (Also called Rare Earth Magnets.)
  • Genuine NZ trader in Auckland, trading with scrupulous honesty, specialising in Neodymium Magnets since 2009.
  • Unequalled 5000+ positive feedback for magnet sales in Trademe.
  • Over 45 sizes.
  • I don't sell China's cheapest neodymium magnets. I have found them substandard and with fake "certification".
  • Qualified mechatronics engineer with practical experience.
  • I am happy to help you find the best solution for your application.
  • Visits welcome by appointment. Bring your application to investigate solutions.
  • You're welcome to change your order to 2 half-packs &/or add half-packs. Just ask by email.
  • Combine shipping.
  • Quantity discounts. Please ask by email.
  • Send purchase orders to sales@dangerousmagnets.com