CMS Magnetics Super Powerful N52 Neodymium Ring Magnet OD 2 x ID 1 x 1/4" w/ 46 LB Holding Power - Rare Earth Ring Magnet 1 Piece: Amazon.com: Industrial & Scientific
1 x 3/16 Inch Neodymium Rare Earth Disc Magnets N52 (5 Pack): Amazon.com: Industrial & Scientific
Super Strong N52 Neodymium Magnet 3 x 1/2 x 1/8" Bar, The World's Strongest & Most Powerful Rare Earth Magnets by Applied Magnets: Amazon.com: Industrial & Scientific
CMS Magnetics Disc Magnet Neodymium Grade N52 2" x 1" 212 LBS Pull School Home Science Industry 1 pack: Industrial Rare Earth Magnets: Amazon.com: Industrial & Scientific
Super Strong Neodymium Magnet N52 4 x 1/2 x 1/2" Permanent Magnet Block, The World's Strongest & Most Powerful Rare Earth Magnets by Applied Magnets: Amazon.com: Industrial & Scientific
1 x 1/8 Inch Strong Neodymium Rare Earth Disc Magnets N52 (8 Pack): Amazon.com: Industrial & Scientific
AOMAG® 350Lbs Dia 50x30mm Super Strong Rare Earth Neodymium N52 Round Disc Cylinder Magnet 2 x 1.18" (+/-0.05mm): Amazon.com: Industrial & Scientific