Carmex Thread Mills Solid Carbide - Fast Type - With Internal Coolant Bore - Metric - M6, M8 x 1 - MT8Meet Carmex FMT Fast MT solid carbide thread millshigh speed metric thread milling tools designed for production environments that demand fast cycles and precise threads. The MT8 shank and support for M6 x 1 and M8 x 1 pitches ensure robust, repeatable results in demanding applications. Flute count: 58 flutes for aggressive material removal and significantly reduced cycle times between threading passes. Internal coolant bore: Integrated coolant