Hss Step Cone Taper Drill Titanium (3PCS)

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  • Specialty step drill designed to machine a large number of different hole diameters with a single tool.
  • Single cutting edge creates perfectly round holes in metal, plastic, and wood without center punching.
  • For use with thin materials.
  • Two general variations are available for either self-starting holes or for enlarging existing holes.
  • Single flute design helps to ensure perfectly round holes in a wide range of ferrous, non-ferrous and non-metallic materials.


  • Multi-step design with progressively larger holes.
  • Self-starting or hole enlarging styles.
  • Straight shank diameters of 1/4″, 3/8″ or 1/2″ (6.5mm, 10mm, or 13mm).
  • The hardened, high speed steel drill body is available in either an uncoated style or with a TiN coating for longer life in tougher materials.
  • Cobalt M35 grade provides high heat & abrasion resistance.
  • Longest cutting life.
  • 6 times longer life vs. competition.


  • Cylindrically ground from the solid.
  • Bright finish.


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