Alnico Horseshoe Magnet - 75mm x 38mm x 9mm W_60mm with its magnetic strength present

with its magnetic strength present through the back (brown side) only

This ferrite magnet has a  magnetic flux reading of  1982 Gauss and a pull force of  9 kg

signage and displays

The modern preference for using steel instead of timber or masonry

Multi-Coloured Whiteboard Magnets – 12mm Diameter x 22mm | 12 Pack

Alnico Horseshoe Magnet - 75mm x 38mm x 9mm W_60mm with its magnetic strength presentAlnico Horseshoe Magnet 75mm x 38mm x 9mm High Temperature 450C The Alnico Horseshoe Magnet is a classic permanent magnet designed for education, scientific demonstrations, laboratory work, and high temperature industrial applications. Measuring 75mm high, 38mm wide, and 9mm deep, this durable magnet offers excellent magnetic stability and can operate at temperatures of up to 450C, making it one of the most heat resistant permanent magnet materials