This is a small size ferrite cylindrical rod magnet, produced by China Courage magnet manufacturers and put on the website, diameter 1.8mm, thickness 3.5mm, through the radial magnetization, surface magnetic strength in 300 Gauss, mainly used for Hall sensors, electronic parts, such as you are looking for similar small precision ferrite magnet can contact us for your quotation.
Diameter 1.8mm cylindrical ferrite magnet 1.8 x 3.5mm real sample picture;
Type small cylindrical ceramic ferrite samples;
Precision small diameter rod ferrite magnet 2mm x 3mm(thick)
Ferrite grade datasheet;
Sintered Permanent Magnet Ferrite Magnetic Properties Data by Grade