SKU: 21377052071

1" x 1/2" x 1/8" Ring Magnets, 4-count

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Description

1" x 1/2" x 1/8" Ring Magnets, 4-countMagcraft 1" x 1 2" x 1 8" Rare Earth Ring Magnets, 4 count Rare Earth magnets are the strongest type of permanent magnet currently made. They are amazingly powerful for their size and have innumerable uses. These ring magnets are 1 in. diameter, 1 2 in. Inside diameter and 1 8 in. thick. They are magnetized through the thickness. They are composed of grade forty neodymium iron boron magnetic material and are plated in nickel copper nickel for a shiny

Magcraft 1" x 1/2" x 1/8" Rare Earth Ring Magnets, 4-count

Rare Earth magnets are the strongest type of permanent magnet currently made. They are amazingly powerful for their size and have innumerable uses. These ring magnets are 1 in. diameter, 1/2 in. Inside diameter and 1/8 in. thick. They are magnetized through the thickness. They are composed of grade forty neodymium iron boron magnetic material and are plated in nickel-copper-nickel for a shiny corrosion resistant finish. Maximum working temperature is 176° Fahrenheit. Magnets may chip and crack if allowed to snap together. WARNING: Keep out of reach of children. This is NOT a toy. Secure magnets when unattended. Ingestion and inhalation hazard. Ingestion or inhalation may cause injury or death. Seek immediate medical attention if magnets are swallowed or inhaled. Keep magnets in this container when not in use. May affect internal medical devices such as pacemakers. Keep away from internal medical devices. Magnets are brittle. Broken magnets are sharp. May break or ignite if drilled or machined. Do not burn, drill or machine. Magnetic media and electronics hazard. Magnetic material is regulated for air transport. This product does not exceed USDOT and IATA field strength limits as originally packaged.

  • Material: sintered neodymium-iron-boron (NdFeB)
  • Imperial dimensions: 1 in. outside diameter x 0.5 in. inside diameter x 0.125 in. thick
  • Metric dimensions: 25.4 mm outside diameter x 12.7 mm inside diameter x 3.175 mm thick
  • Shape: ring
  • Plating: Ni-Cu-Ni (nickel)
  • Magnetization direction: thickness
  • Grade: N40
  • Pull force: 5.4 lbs.
  • Surface field (G): 3000
  • Maximum operating temperature: 80°C (176° F)
  • Dimensional tolerance: +/-0.005 in.
  • Magnet quantity: 4
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
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Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 21377052071

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Bobby Ruiz
Massapequa, US
★★★★★ 5
Comfortable and Lightweight Running Shoes
Size: 11 X-Wide, Color: White/Bright Crimson/Pure Platinum/Black
The Nike Men’s Revolution 8 Road Running shoes are very comfortable and lightweight, making them great for walking, running, or everyday use. The cushioning provides good support during long periods of wear, and the breathable material helps keep feet cool. I also like the modern design and how versatile they are with casual or athletic outfits. The fit feels secure without being too tight, and the sole has good traction on different surfaces. Overall, these shoes offer excellent comfort, style, and value for the prIce.
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Reviewed in the United States on May 12, 2026
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Rodolfo Álvarez
Birmingham, US
★★★★★ 5
Reliable Performance and Unmatched Comfort
Size: 9, Color: Black/Anthracite
​After putting these Nikes through their paces for both walking and running, they have proven to be a standout investment for anyone prioritizing functionality and value. ​Key Highlights: ​Fit & Stability: The toe box width is excellent. They don't cramp the sides of the foot, allowing for a natural toe splay during impact while maintaining a secure "lockdown" feel that provides confidence in every stride. ​Heel Ergonomics: A common fail point in running shoes is irritation at the Achilles or heel. These, however, are impeccably designed; I've experienced zero discomfort, pressure points, or blisters, even during longer sessions. ​Versatility: They transition seamlessly from urban walking to mid-intensity runs. The gait cycle feels fluid, and the outsole provides the necessary grip to feel connected to the ground.
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Reviewed in the United States on March 30, 2026
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Michael Johnston
West Palm Beach, US
★★★★★ 5
Incredibly comfortable and priced right
Size: 8.5 X-Wide, Color: White/Bright Crimson/Pure Platinum/Black
I'm new to running and was eager to get a shoe that would handle sustained distance running while being thoroughly comfortable on my feed. I have wide feet as well, and the wide version of this shoe is a perfect fit. After running with these for a few weeks, I tried on a lesser pair of run shoes for comparison and the support of the Revolution 8 became every more apparent. For the price, this is a great entry running shoe and one I'll use all year.
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Reviewed in the United States on April 15, 2026
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Zoe
Phoenix, US
★★★★★ 4
Good sneakers
Size: 8, Color: Lt Smoke Grey/Black/Smoke Grey/White
Bought size 8 for my son. He likes them and finds it more comfy than his Nike air max sneakers. Only issues are that the laces are a bit too short, so tying them can be annoying, and that the grey color gets dirty easily.
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Reviewed in the United States on May 11, 2026
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Kyle
West Palm Beach, US
★★★★★ 5
Worth it, gents
Size: 10, Color: Black/Anthracite
These are very comfortable and lightweight. They’ve held up admirably through day-in, day-out wear and tear for about three months. The size is precise, the price is reasonable, and the style is on point. I’d buy them again in a heartbeat.
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Reviewed in the United States on May 30, 2026

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