Porta-tools of negative cutting for machining holes. (Machine-translation by Google Translate, not legally binding)

摘要

Negative cutting tool holder for the machining of holes, of the type constituted by a rectangular prismatic body with rounded edges and provided with a longitudinal cooling bore, characterized in that at one of its ends there is a depression where a cutting insert is housed, hard metal, rhomboid 55º with negative angle positioned at 3º in relation to the axis of the tool holder body, whose insert can optionally carry a hard metal base. (Machine-translation by Google Translate, not legally binding)