Officine MTM Spa Products. MTM TUBE MILLS are designed to cover a wide range of solutions for the production of carbon steel, stainless steel and aluminum ERW tubes from 6,0 mm to 259,0 mm Outer Diameter and from 0,2 mm to 10 mm Wall MTM Medium Speed Trapezium grinder is a leadingworldlevel industrial mill It is designed by our own …