MTS in Provaglio d'Iseo (Brescia) uses notching units which will cut notches in the end of a tube where a connection with another tube is necessary. The units commonly notch the tube with an entry hole on one side and an exit on the opposite side. Where a tube may not be changed in shape, a unit may be created which works from the inside of the tube with a hole towards the outside.
The principal characteristics of MTS notching units are:
Tubes of iron, stainless steel, aluminium and a range of other materials may be punched.