Drilling Technology – Basics

With over 40 years of tooling experience, Tom Greene has written with the help of OSG, a great basic drilling technology guide for all skill levels.  Be sure to visit this resource to see our guide.  Also, feel free to look around GTU and the Troubleshooting Advisor for resources to help you with all your machining needs.  CLICK HERE TO SEE THE GUIDE

Basic drilling technology

basic drilling technology as prepared by Greene Tool Systems, Inc.

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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