General Button Type Alnico Magnets   

Aluminum, nickel and cobalt alloy makes General's Alnico line of magnets strong and permanent. Under normal working conditions and temperatures, Alnico magnets will retain their magnetic force indefinitely. Removable keepers insure permanence. All weights and measurements are approximate.
Button shaped magnet has almost unlimited applications.
Retrieves screws and steel parts.
Center hole in top of magnet for easy fastening.