HSS Drill Bit Set 1/2 in. x 12 in. Aircraft Extension Extra Long M2 Bright Deep Hole Drill-3Pcs 1/2"x12" (3Pcs)-M2 Bright
HSS Drill Bit Set 1/2 in. x 12 in. Aircraft Extension Extra Long M2 Bright Deep Hole Drill-3Pcs
Product Features
- DRILL BIT DIMENSION:1/2"(Diameter) x 9"( Flute Length) x 12"(Overall Length)
- MATERIAL: M2 High Speed Steel is the premium material with high hardness and red hardness to enable long drilling life and fast drilling performance.
- SURFACE TREATMENT: The bright finished surface treatment strongthen the hardness of drill bit body to ensure the long drilling life and better drilling performance.
- DRILL POINT : 135 deg. quick-cutting points are self- centering and penetrate quickly with less pressure. will not "walk" or"wander".
- APPLICATION: Best used for drilling deep hole in metal, high-carbon steel, aluminum and alloy steel, cast iron, stainless steel and titanium