Our industrial grade Alnico (Aluminum/Nickel/Cobalt) Magnets are built for heavy duty use and will not naturally demagnetize over time like other magnets. They are handy in a plethora of applications and work settings. Pot Type Alnico Magnets feature a solid bottom with a brass insulating ring, delivering unusually strong and focused magnetism.
Features & Benefits :
Unique combination of strong magnet withinsulating ring gives this magnet the superiorholding power of larger magnets
1/4" diameter x 20 threads-per-inch hole forattaching to fixtures and machines