HSS TWIST DRILL BIT

HSS Cobalt twist drill bits
- Industrial grade cobalt high speed steel;
- 135° split point for quick start and no walk application;
- Cobalt for much higher hot hardness and abrasion resistance;
- Ideal for drilling steel, stainless steel, heat resistance steel, cast steel, sintered metal and super alloy
HSS Twist drill bits, roll forget
- Hight speed steel body
- Not roll-forget flute with special head treatment, gives additional toughness with increased durability of the drill bits;
- 118° angle design for general purpose
- Polished flute for the most accurate hole dimensions and high concentricity;
- Titanium nitride coating ensure longer bit life;
- For drilling in steel, cast steel, malleable iron, sintered metal, non-ferrous metal and plastic.