Carmex Thread Mills Multifunction - With Coolant - Metric - M16, M17 - M23 x 2 - MT7The Carmex Thread Mills Multifunction with Coolant is a precision threading solution designed for machining shops that want to streamline production. It combines drilling, chamfering, and thread milling in one tool, delivering fast cycles and reliable results for metric threads. All in one threading tool: Drills, chamfers, and mills threads in a single operationeliminating multiple tool changes. Coolant through design: Built in coolant capability