Differential helix

Article no. CH-50052240

back to list
  • Example 1 - Drill with differential helix

    • This example shows a drill with differential helix. The changing helix angle along the diameter is clearly visible.
    • This option demands item no. CH-50052380 (Complex drills) and no. CH-50052240 (Differential helix).
  • Example 2 - Stepdrill with differential helix

    • This example shows a stepdrill with differential helix. The changing helix angle along the step is clearly visible.
    • This option demands item no. CH-50052380 (Complex drills) and no. CH-50052240 (Differential helix).