ONE lot of 10 Magnets. Size: 1/2" OD x 1/4" ID x 1/8" thick Nickel (Ni) Plated (silver-like shine) Grade: N48 - Extremely powerful magnetic material OD is Outer Diameter ID is Inner Diameter. The metal coating is durable, but ALL Neodymium magnets can chip or shatter. If used gently, these magnets can serve you for a lifetime.

WARNING: THIS IS NOT A TOY. These magnets are not marketed for entertainment, such as puzzle working, sculpture building, mental stimulation, or stress relief. Please note: That by purchasing these magnets you agree to not use them as a manipulative or construction item for entertainment, such as puzzle working, sculpture building, mental stimulation, or stress relief.

WARNING: VERY STRONG MAGNETS. KEEP OUT OF REACH OF ALL CHILDREN. THIS IS NOT A TOY. DO NOT INGEST OR INHALE. DO NOT PUT IN NOSE OR MOUTH. SWALLOWED MAGNETS CAN STICK TO INTESTINES CAUSING SERIOUS INJURY OR DEATH. SEEK IMMEDIATE MEDICAL ATTENTION IF MAGNET(S) ARE SWALLOWED OR INHALED. MAGNETS ARE BRITTLE. BROKEN MAGNETS ARE SHARP. MAGNETIC MEDIA AND ELECTRONIC EQUIPMENT HAZARD. KEEP AWAY FROM PACEMAKERS AND INTERNAL MEDICAL DEVICES. MAGNETIC MATERIAL IS REGULATED FOR AIR TRANSPORT.