Yeshfit 5/16 Dia,Micro Solid Tungsten Carbide Coated Tip Twist Drill Bits for Stainless Steel,Hardened Steel CNC Metal Drilling (5/16x2-9/16, for Steel)
- 5/16 Blade Dia,1-3/16'' Straight Flute Length.
- T.I.R.:003c10um(0.01mm),Made of Solid Tungsten Steel,TiAlN Coated.
- long tool life and faster cutting speeds,and used in high temperature drilling applications.
- Suitable for carbon steel, chilled cast iron,ductile iron, gray cast iron,die steel, heat resistant alloy steel,tool steel..