When buying, be aware that you need a very strong magnet. It's hard to break up. In fact, they'll pinch your fingers if you're not careful. Yes, it's strong!
16-Pack Powerful Neodymium Bar Magnets | MIKEDE Rare Earth 𧲠Metal Magnets with Double-Sided Adhesive | 60 x 10 x 3 mm
35 Review
50Pcs Strong Neodymium Magnets With Hole & Mounting Screws - Heavy Duty Rare Earth Disc Countersunk For Locker, Tool Storage & Crafts
31 Review
50Pcs Neodymium Magnets With Countersunk Hole And Stainless Screws - Strong Rare Earth Magnets Disc For Locker, Tool Storage, Crafts By MIKEDE
42 Review
MIKEDE 8-Pack Powerful Neodymium Magnets With Double-Sided Adhesive - Ideal For Fridge, Crafts, DIY, Science, Building & Office Projects - Rare Earth Magnets For Strong Grip
39 Review