Carmex Thread Mills Carbide Mini Type - Metric - M2 x 0.4 - MT7Meet the Carmex Thread Mills Carbide Mini Type, a compact MT7 grade thread mill engineered for high speed, precision threading in small diameter metric threads like M2 x 0. 4. Designed for engineers and machinists tackling tight spaces, it delivers versatile internal and external threading with exceptional durability. Size & pitch: Metric M2 x 0. 4 threading with MT7 carbide body for accurate, repeatable threads. Material & coating: Submicron MT7