Carmex Thread Mills Solid Carbide - Internal Thread - Metric - M6, M8 x 1 - MT7Meet the Carmex MT7 solid carbide internal thread mill a metric thread milling tool engineered for precise, efficient internal threading. Designed for shops that need reliable results in M6 and M8 x 1 threads, it delivers clean, repeatable performance without tapping. Tool Type: Internal thread mill with MT7 geometry for metric threads Flute Count: 35 flutes designed to balance precision and efficient chip evacuation Thread Sizes: Metric threads M6