Micro Twist Drill High Precision List Number A6478TML-2.05 K30F Grade Solid Carbide TiN Finish Self-centering Drill Point (Deg.) 140 Decimal Equivalent 0.0807 Flute Length (In.) 43/64 Flute Length (mm) 17 Overall Length (In.) 2-29/32 Overall Length (mm) 74 Shank Dia (In.) 0.12 Steel Cast Iron NF Metals High Temperature Alloys and Titanium Alloys Hard Materials