Cutting Tools, HSS Spiral Flute Step Drills

HSS Spiral Flute Step Drills

  • High-quality HSS-M2.
  • Drill tip comply with DIN1412C standards, has a good self-centering ability, cutting light.
  • Fully grinded by CBN grinding wheel to ensure a better cutting edge angle, sharp cutting Large chip space to allow chip flow.

More Details...