Carmex Thread Mills Carbide Mini Type - Metric - M2.5 x 0.45 - MT7 - Long - 5.5mm ReachThe Carmex Thread Mills Carbide Mini Type is a precision carbide thread mill designed for small diameter internal and external threads. With an MT7 shank, metric M2. 5 x 0. 45 pitch, and a 5. 5 mm reach, it excels in deep hole threading at medium to high cutting speeds. Thread mill type: Mini carbide tool for internal and external threads on small diameters Size and pitch: Metric M2. 5 x 0. 45 Reach: 5. 5 mm long reach for deep holes Shank: MT7 solid