Applied Magnets 10 of Ceramic Magnets 1-7/8" x 7/8" x 3/8" Block C8 Top Quality Ceramic Magnets C8 Grade C8, the strongest ceramic material available Pull Force: 4.5 lbs, Great performance, Wholesale Price 1.875" long x 0.875" wide x 0.375" thick, magnetized through thickness Quantity: 10 magnets.