Carmex FF6110410 1/4-20 - Mini Mill?Thread Mill - UN Thread

Carmex 40300137 1/4-20 - Mini Mill?Thread Mill - UN ThreadFull Description Thread Size 1/4" Overall Length (OAL) 2-1/2" Threads per Inch (TPI) 20 Flute Count (NOF) 3 Thread Standard UN Usable Length (LU) 0.55" Connection Diameter Machine Side (DCONMS) 8 mm Measurement Type Fractional Cutting Diameter (