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Drill Bits & BHA Essentials: How a Well Is Drilled

Categories: Wells
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About Course

This microlearning course introduces the fundamentals of drill bits and the bottom hole assembly (BHA) used to drill a well. Learners will explore the main drill bit types, the key components of a typical BHA, how weight and rotation are applied to the bit, and the basic factors that influence drilling performance. Designed for beginners, the course takes approximately 10-13 minutes to complete.

What Will You Learn?

  • Describe the general purpose of a drill bit and the bottom hole assembly
  • Identify the main types of drill bits and where each is typically used
  • Identify the main components of a bottom hole assembly
  • Explain how weight on bit and rotation are applied during drilling
  • Describe the main factors that influence rate of penetration
  • Recognize why correct bit and BHA selection matters for drilling performance

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