High Pressure Cleaners Coils professional Mtm Hydro made of Steel or Stainless Steel. Particular coil winding system which increases the resistance and strength of the coil by reducing the number of weldings. Availability of various fitting types. Possibility to add to the spiral various parts according to the customer's needs, I.E. side spacers, bands, ends, as well as threaded terminals that can have different connections. Diameter and Lenght are adaptable to any requirement. Possibility to customize the type plate of each coil.