Title: Drill holes, using a metal drill bit.
Course: Introduction to Power, Structural, and Technical Systems (18401) > Section: Performing Cold Metal Work for Agricultural Structures

Drilling holes should include

- explaining hazards associated with drilling and cutting metals
- following all required safety procedures, guidelines, and protocols for drilling metal, including wearing required PPE
- laying out, measuring, and marking the metal
- selecting the correct drill bit
- center-punching the metal.

Process/Skill Questions:

- What determines the size of bit to use when drilling a hole in metal?
- What is the purpose of center punch marking before drilling?
- What speed should be used for drilling metal?
- How does the speed of drilling relate to the drill bit size?