Magnetic rod AlNiCo grade 5 magnet bar 7/8" dia x 8" axially magnetized m (Al), Nickel (Ni), Cobalt (Co) hence its name Alnico. Alnico magnets are made primarily from aluminum, nickel, cobalt, copper, iron. These Alnico magnets are produced by a casting method and are acceptable for many applications. The ground surface of these magnets has a bright silvery metallic surface and is extremely smooth. Packaged: One Each or call for quantity pricing Don't see the size you need ? Not sure if its the best material for your application? Need size not listed or cast magnet or quantity pricing ? Please call or email us we can help :)