Carmex Thread Mills Long Reach Through Coolant - Metric - x 1.5 - MT7The Carmex MTQ Thread Mills Long Reach Through Coolant are precision threading tools designed for metric threads with a 1. 5 mm pitch, optimized for deep and hard to reach features. Built for machinists who need reliable, accurate threads in medium to large sizes, including threads at the base of the workpiece, these tools deliver steady performance with through coolant efficiency. Long reach with through coolant: designed to reach deep into pockets