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3.25 Inch Strong Neodymium Rare Earth Countersunk Channel Magnets N52 (4 Pack)

65 lbs Pull Force

3.25 Inch Strong Neodymium Rare Earth Countersunk Channel Magnets N52 (4 Pack)

$30.08
  • $30.08 CAD


Orders $120+ CAD Ship FREE to Canada!

Buy More and Save up to 30%
Quantity of Packs Price per Pack Discount
Buy 2 $28.58/pack 5% Off
Buy 3 $27.07/pack 10% Off
Buy 5 $25.57/pack 15% Off
Buy 10 $24.06/pack 20% Off
Buy 25 $22.56/pack 25% Off
Buy 50 $21.06/pack 30% Off
Need more than 50 sets? Email us for a quote.



Magnet Specifications

Size : 3.25 x 0.50 x 0.25 Inch (Length x Width x Thickness)
Metric Size : 82.55 x 12.70 x 6.35 mm (Length x Width x Thickness)
Countersunk Hole Size : 0.29 x 0.144 Inches at 82°
Screw Size : #6
Material Grade : N52
Pull Force : 65 lbs
Coating : Nickel-Copper-Nickel (Ni-Cu-Ni)
Magnetization Direction : Thickness (North)
Magnet Material : Sintered Neodymium (NdFeb)
Tolerance : +/- 0.004 Inches
Maximum Operating Temperature : 80°C / 176°F
Flux Density : 14,800 Gauss
Part Number : CM325X12X14N52-4PK
Quantity Included : 4 Countersunk Magnets


The Benefits of Channel Magnets

Channel magnets are standard neodymium countersunk block magnets that are encased in a protective steel housing on the N or S side. Engineered to provide superior sturdiness and impact resistance, this steel housing or channel is also ferromagnetic, thereby incrementally increasing the pull force of the magnet itself.

So, in addition to being exceptionally tough and resilient, neodymium channel magnets also provide a stronger pull force than regular neodymium block magnets of equal N-rating and size. This is because the metal housing focuses the magnetic field in one direction, increasing the magnet's holding power.

For applications that require strength, impact resistance, and lasting durability - all at a lower cost - our channel magnets provide the perfect solution.

Interested in more mounting magnets? Shop our full selection of pot magnets and channel magnets.


Magnet Safety Warning

Please use extreme caution when handling these block magnets. They are incredibly strong and powerful, and can pose a serious risk to your safety.

These large, grade N52 block magnets are very difficult to separate and can snap back together with incredible speed and force. This may cause them to break and send small fragments flying into the air, potentially causing injury.

With 65 lbs of pull force, these block magnets can also severely pinch your fingers if they snap back together. For your safety, keep these strong magnets far apart and at a safe distance of several feet or more once separated. Hand and eye protection is strongly recommended when handling these magnets.


Customer Reviews

Based on 9 reviews
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R
Ron K. (Englewood, United States)
Strong

Work great for my project

M
Marvin M. (Corvallis, United States)
Excellent neodymium magnets

These are enclosed on one side and two edges by a steel U-channel with a wide bottom to the U. They work the same as previous orders for the same type and size but from various other suppliers. Good type of magnets and one should order by price.

E
Ector F.
Utilitie truck doors

I use them to hold the metal doors to my utility truck. It had pumps that would push the doors open when I made a turn if I forgot to lock them they fit perfect to the door edge
And would hold the door closed if I didn’t lock it. No more losing equipment. Thank you.

B
Bill P. (Orange, United States)
Exactly what I was looking for!

Rigging tools stow points on long range fishing tackle box

R
ROBERT R. (Philadelphia, United States)
Absolutely perfect for my need!

I’ve tried a bunch of rare earth magnets for my custom magnetic knife holder designs, none have fit the bill nor have had a decent pull strength to hold heavier culinary knives. These by far have worked out incredibly well. Will be ordering many more. I highly recommend them. Plus they are a good price point. Attached is a sample, now I can refine my designs w/ more beautiful wood species.