Tips on drilling into uneven surfaces

Until 11:30 AM December 16, we would have said it is impossible to drill into uneven surfaces. After a lengthy customer issue, we discovered that drilling into uneven surfaces indeed can be done efficiently and profitably. This week we discuss some of the knowledge we gained from this intensive case study.

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Directions for Use

  1. Enter your data parameters into the fields on the left
  2. Click the green arrow in the center of the calculator
  3. Your answers will appear in the fields on the right
-- change calculator using buttons below -- Tap Drill MM Tap Drill RPM SFPM Helix Angle

Tap Drill Size

MM Tap Drill



Helix Angle