But be careful about your fingers when you use it

The first 5 minutes

then some weight must be added to the strength requirement

smooth magnet

Gummimagnet m. indvendigt gevind, Ø20 mm. knivskinne But be careful about yourSmall but powerful pot magnet with rubber coating and internal steel thread (M4). The magnet is made with N42 neodymium. And the internal thread is made with Q235 steel. Diameter: 2 cm. Height: 0. 6 cm. Thread: M4 Strength: approx. 3. 2 kg. This magnet can be used together with a M4 pot magnet with external thread. And you can also use it with a M4 screw. The internal thread goes all the way through just push your screw all the way through the rubber