Carmex Thread Mills Solid Carbide - With Through Coolant - Metric - M14, M17 x 2 - MT7Introducing Carmex MTB Solid Carbide Through Coolant Thread Mills a precision solution for internal threading on CNC mills. Designed for engineers and machinists who demand clean metric threads, reliable chip evacuation, and longer tool life, this MTB tool delivers consistent performance in deep hole applications. Through Coolant Design: Enables coolant to reach the cutting zone and flush chips through the bore, reducing built up material and