they must be put on the magnetic surface with care - hold onto the entire magnet and not just the edge

just choose a larger size magnet

Strong copper magnets for glass boards etc

From the wellknown brand Qualy

Colors included: Red

Magnetkassette A4, Dyb (B) BF Tier1 they must be put onDeep magnetic pocket size A4. Super practical magnetic pocket with room for a lot of papers. Wide format magnetic cassette (open on the longer side landscape format). The deep pocket has room for many sheets (approx. 20 pieces of paper), which are easy to take out again. We have sold many of this magnetic cassette variant for machine drawings and blueprints, because the pocket can be placed directly on steel surfaces. That way, you have the drawings