Officemate Heavy Duty Magnets, Assorted Sizes and Colors, 30 per Tub (92501)
These handy magnets work well on file cabinets or metal presentation boards. Heavy Duty Magnets are three times as strong as standard magnets. Comes in a tub of assorted colors and sizes. Assorted tub of magnets contains 12 small (3/4' dia.), 12 medium (1 3/8' dia.) and six large (1 1/2' dia.) magnets.