National Imports / Magcraft 1/2-Inch Rare Earth Cube Magnets, 4-Count

Magcraft NSN0607 Rare-Earth Cube Magnets, 0.5 in. Long x 0.5 in. Wide x 0.5 in. Thick, 4-CountThese cube magnets are 0.5″(12.7mm) Long x 0.5″(12.7mm) Wide x 0.5″(12.7mm) Thick. They are magnetized through the thickness. They are composed of grade 40 neodymium iron boron magnetic material and are plated in nickel-copper-nickel for a shiny corrosion resistant finish. Their individual pull force is approximately 24 lbs. Maximum working temperature is 176 F (80 C).