Carmex Thread Mills Carbide - Single Point - 55 Degree Partial - x (40-32) - MT11Carmex Thread Mills Carbide a precision single point, 55 partial thread mill designed for deep threading in hard to reach locations. Built for machinists who demand reliable internal and external threads with consistent, high quality finishes. 55 partial profile design: optimized for deep parts and long bores, delivering accurate thread geometries where space is limited. Three flute geometry: stable cutting action and efficient chip evacuation for