CMS Magnetics Round Base Magnet 2.37&rdquo; Cup Magnet 50 LB Pulling Power 1 ct 100% MONEY-BACK GUARANTEE! Our Products Are Guaranteed 100% Your Purchase Today Is ZERO Risk. HIGHEST QUALITY GUARANTEED-Our Strong Magnetic Cups are Forged from Ceramic Magnetic Materials using CMS Patented Manufacturing Process Under Our Strict Quality Assurance Plans & Quality Control Procedures. These Gems have a steel cup to focus the power of the magnet & for Structural & Corrosion Protection Creating That Beautiful Chrome Color Finish. Ni+Cu+Ni plated, magnetized through the thickness Total diameter - 2.37" or 60 mm Hole diameter - 0.27" or 6.9 mm Includes a single round base magnet