Alnico Grade 5 Square Bar Magnet - 1/4x1/4x1 Inch Precision Ground

For all you magnet enthusiasts and DIY folks, this Alnico Grade 5 square bar magnet is some serious business! Measuring exactly 0.250\ x 0.250\ x 1\ long, it's precision ground to within +/- .0005 inches on the diameter - we're talking super precise here. Made from cast AlNiCo (that's aluminum-nickel-cobalt for the non-science folks) and magnetized through the length axially. Grade 5 means it's got good magnetic strength while being resistant to demagnetization. Perfect for science projects, prototypes, repairs, or any application where you need reliable permanent magnets. These aren't your cheap fridge magnets - this is professional-grade material that'll last. Whether you're building something, experimenting, or replacing magnets in equipment, this little bar packs a magnetic punch that gets the job done!