Made in stainless or carbon steel, they are supplied in square or rectangular cross-section.

They are used to transport small quantities of de product, being of widespread application in dosing transports.

The lengths of the sections depend on the diameter and the pitch of the spiral, giving bars of 3,000 and 4,000 mm.

Other sizes that do not appear in this list can be supplied to order.

The tolerances regarding the sizes on the tables are ±1 mm.