The source of the magnetic field is made using neodymium super magnets
Measurement Tape 1 x 10 yard Roll
JVCC MAG-01 Magnetic Tape
3 Round Magnet for 3.5 Round Buttons – American Button Machines
Three Inch Diameter Magnetic Adhesive 30 mil Circles
3 Plain Magnet 60 mil Strip Roll - Discount Magnet
Round Magnet Discs With Adhesive Backing. Many sizes & pack quantities. Great for Crafts! ( 1 Inch - 50 Pack)
A magnetic hydrogel for the efficient retrieval of kidney stone fragments during ureteroscopy
Magnetic Signs and Menu Strips, Custom Printing
Die cut 250 circles 3M 9495LE Double Coated Adhesive Tape Sticker, Round Diameter 40mm, Strong Bond - AliExpress
WOD Double Sided Tissue Tape 4.7 Mil, In Bulk - Distributor Tape
Self-adhesive Magnetic Circles 25mm Diameter for Crafts by the Magnet Shop®
3/8 Inch Steel Disc with 3M Adhesive, Blank Metal Strike Plates (80 Pa