30mm dia x 10mm thick Ultra High Performance N52 Neodymium Magnet - 24kg Pull
N52 Disc Neodymium Magnet 25mm dia x 10mm 1pcs/pack
25mm dia x 20mm thick x 6mm hole N52 "Strongest Grade" Neodymium Magnet - 26kg Pull
Super Strong N52 Neodymium Magnet 3 x 1/2 x 1/4" Bar, The World's Strongest & Most Powerful Rare Earth Magnets by Applied Magnets : Amazon.co.uk: Business, Industry & Science
Block Magnet 80 x 40 x 20mm Neodymium N52 (Rare Earth), Nickel - pull 220 kg | Magnosphere Shop
10mm x 2mm 3/8"x1/16" N52 Super Strong Disc Rare Earth Neodymium Magnets 10x2mm | eBay