Coaxial bracket made of reinforced nylon of circular and square cross section. Suitable for professional use, made of materials that are considered ideal for the production of high quality messines. Much more resistant to wear and vibration than a traditional messinessa, it is used by the conservators of green for its technique and strength that they consider suitable to face the pitfalls that a cutting wire must endure. Possibility to use it on all types of heads, even automatic, since the surface has a film that avoids fusion and bonding caused by the vibrations transmitted from the head to the message board.