**Broken Bolt Extraction Methods Part 2 (updated) by Robert Thayer



Students will practice broken bolt extraction methods in the lab. The instructor will perform guided practice during the lab. At the end of the lesson, students will demonstrate knowledge and proficiency regarding the need, theory, key terms and techniques of broken bolt extraction methods.

Lesson Time

1 period of
57 Minutes

Industries / Subjects / Grades

Industries / Pathways
  • Transportation Transportation

Standards and Objectives


California's 2008 CTE Standards (5)
California Academic Content Standards (1)

Related Instructional Objectives (SWBAT...)

  • Students will understand and use appropriate tools and equipment, such as punches, easy-outs, and left hand drill bits, to extract broken bolts.
  • Students will use appropriate personal protective equipment, such as eye and ear protection, and appropriate safety practices, such as proper dress in a shop environment.
  • Students will apply appropriate problem-solving strategies and critical thinking skills to work-related issues and tasks, by choosing the correct extraction tool based on the specifics of various broken bolt scenarios.
  • Students will use critical thinking skills to make informed decisions and solve problems, such as how hard to push down when turning the extraction tool.
  • Students will understand and demonstrate the ability to plan and solve problems in a systematic manner and apply the learned skills to real-world situations, such as which size extractor, drill bit and punch to use on a particular bolt.
  • Students will show up on time.
  • Students will follow instructions and procedures common to all detailed shop work and production processes in order to create a specific solution to a problem.

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