Title: Perform routine drill press operations.
Course: Precision Machining Technology I (13204-I) > Section: Performing Machining Jobs

Performance should include

- setting up and operating drill presses
- identifying types of drills, using a drill and tap drill chart
- producing a part to match the process plan and blueprint specifications
- finishing the part to the following specifications:
  - four center-drilled locations, laying out a fifth location
  - at least one blind hole and one through hole
  - secondary operations, including reaming, spot facing, countersinking, counterboring, and counterdrilling
  - finishes at least 125 micro-inches
  - holes square within +.005 inch; drilled diameters within +.006 inch; reamed diameters within +.001 inch.

Process/Skill Questions

- What is the correct position of a drill press vise to the driller?
- What types of work holding can be used for drill press operations?
- What is a drill chart?
- What are the four drill types?
- What are the types of drill bits, and how is the proper one chosen?
- Why is drill speed important?
- Why should one refrain from putting a tapered shank drill bit into a drill chuck?
- Where are the start, stop, and emergency stop located on a drill press?
- Why is it important that the starting material is within the given blueprint specifications?