The fact that they donโt easily slide off the project board. I use them for holding knitting instructions to a magnetic board and I feel that if I have to put it down the magnets are still in place.
๏ปฟ
50Pcs Strong Neodymium Magnets With Hole & Mounting Screws - Heavy Duty Rare Earth Disc Countersunk For Locker, Tool Storage & Crafts
31 Review
Powerful Neodymium Bar Magnets With Double-Sided Adhesive - Ideal For Home, Office & Scientific Uses - Pack Of 16 Magnets
40 Review
50Pcs Neodymium Magnets With Countersunk Hole And Stainless Screws - Strong Rare Earth Magnets Disc For Locker, Tool Storage, Crafts By MIKEDE
42 Review
Power Up Your Projects With MIKEDE Cube Neodymium Magnets - Super Strong Rare Earth Magnets For Science And DIY
31 Review