Harvey Tool 842911 | M5-0.80 Thread 0.1550" Cutting Diameter 3FL Uncoated Carbide Helical Flute Thread MillFeatures Designed for deep threaded applications Larger cutter diameter for maximum strength Due to increased cutting diameter, tools are designed to achieve 60% threads Cuts internal 60 Degree, metric threads only Mills right hand and left hand threads Able to cut larger threads of the same pitch Helical flutes Solid carbide CNC ground in the USA Product Specifications Size M5 0. 80 Milling Diameter (Decimal Inch) 0. 1550" Shank Diameter (Decimal