4 mm x 1 mm x 1 mm neodymium ring Neodymium Block Magnets Cartridge coil Builders I
Magnets in micro Sizes
4 mm x 1 mm x 1 mm neodymium ring
Neodymium Block Magnets
Turntable Cartridge / Stylus Builders and Repair
1 Dozen (12 count)
+/-0.1mm manufacturers tolerance on any dimension
Magnetised through the thickness so that one flat face is north and the other is south