40mm) Max Working Temp 80°C Plating/Coating Nickel Grade N42 This product measures 3/4" in diameter and 1" in thickness and is made of a grade N42 neodymium, iron, and boron magnetic alloy blend
This magnetic blend is patent licensed and made under the ISO 9001 quality systems
They are plated in a nickel-copper-nickel coating for a shiny corrosion-resistant finish
The North and South poles are on the flat sides
+
+
Overview
Specs
Reviews
Any questions? Our AI mode will help you find out quickly.
Try me now
ProTechTrader
ProTechTrader is a small family business dedicated to our mission on electronics: to teach and provide.
We are dedicated to teaching the basics of electronics through resources and service! Our journey as a small business has continued for over a decade. We owe much of our success to Mr. Charles Platt and his wonderful book series “Make: Electronics” and its counterparts. We are proud to work alongside Mr. Platt to provide component kits to complete the experiments in his books, just the way he wanted!
Make: Electronics 3rd Ed Kits
Are your Make: Electronics kits official?
Yes! ProTechTrader is the official recommended supplier for Make: Electronics kits by Charles Platt. We work directly with the author to ensure our component packs contain the correct parts for each experiment in his books.
What makes our products unique?
We are the only official kit supplier for Make: Electronics, Make: Easy Electronics, Make: Radio, and Make: More Electronics Kits!
Why do we love what we do?
Rounding up every necessary component can be time-consuming and overwhelming. We've done all the shopping for you so you can hit the ground running!
ProTechTrader
ProTechTrader is a small family business dedicated to our mission on electronics: to teach and provide.
We are dedicated to teaching the basics of electronics through resources and service! Our journey as a small business has continued for over a decade. We owe much of our success to Mr. Charles Platt and his wonderful book series “Make: Electronics” and its counterparts. We are proud to work alongside Mr. Platt to provide component kits to complete the experiments in his books, just the way he wanted!
Make: Electronics 3rd Ed Kits
Are your Make: Electronics kits official?
Yes! ProTechTrader is the official recommended supplier for Make: Electronics kits by Charles Platt. We work directly with the author to ensure our component packs contain the correct parts for each experiment in his books.
What makes our products unique?
We are the only official kit supplier for Make: Electronics, Make: Easy Electronics, Make: Radio, and Make: More Electronics Kits!
Why do we love what we do?
Rounding up every necessary component can be time-consuming and overwhelming. We've done all the shopping for you so you can hit the ground running!
Diameter 0.750" ( 19.05 mm) Length 1" ( 25.40 mm) Max Working Temp 80°C Plating/Coating Nickel Grade N42 This product measures 3/4" in diameter and 1" in thickness and is made of a grade N42 neodymium, iron, and boron magnetic alloy blend. This magnetic blend is patent licensed and made under the ISO 9001 quality systems. They are plated in a nickel-copper-nickel coating for a shiny corrosion-resistant finish. The North and South poles are on the flat sides. The pull force of this magnet is 67 lbs. This is a great item for use in personal projects as well as for crafts and closures and can also be used to help keep objects secured or fastened to any ferrous surface.
Material: Sintered NdFeB. Grade N42 Gauss Rating: 13, 200 Gauss Pulling Force: 67 lbs. Pole Orientation: Axially magnetized, the poles are on the flat ends. Coating: Ni+Cu+Ni 3 layer plated, the best coating available. Tolerance: The tolerances of all the dimensions are +/- 0.002 in with coating. PLEASE NOTE: All magnets may chip and shatter, but if used correctly can last a lifetime. Keep away from pacemakers. Not for children, parental supervision required.
Learn more about the Detailed Specifications
Additional Information
First Listed on Newegg
February 10, 2026
There are no reviews yet.
Do you own this product?
Warranty & Returns
Warranty, Returns, And Additional Information
Warranty
Please contact the Seller directly for warranty information. Warranty information may also be found on the Manufacturer's website.