Spiral binder insert with magnets for "trio binding"

Strong magnets for whiteboards

cheap ones that do that

steel nuts with M6 thread

Power magnet, Konisk 10x5x4 mm. hyldeforkant Spiral binder insert with magnetsCone shaped magnets, sold individually (from 1 piece). Diameter top tip: 1 cm. Diameter bottom tip: 0. 5 cm. Height: 0. 4 cm. Strength: approx. 1. 2 kg. Magnets made of neodymium with a conical shape (cone shaped). The magnetic north pole is placed on the smallest tip (5 mm.). This is one of the smallest cone shaped magnets in our assortment and it is not recommended for magnetic glass boards. Choose a bigger one instead if you are looking for glass