1. Prepared by Dr. Dale Carpentier Monroe Area High School
Boring Tools
Prepared by
Dr. Dale Carpentier
Monroe Area High School
Modified by Georgia Agriculture Education Curriculum Office
June 2007

2. Boring Tools.
Objectives: As a result of this lesson, students will be able to accomplish the following objectives.
Identify and select appropriate boring tool for a given project.
Use boring tools correctly and accurately when given a woodworking problem.
Read measurements within 1/16”.
Transfer measurements to boards for boring purposes.
Essential Questions: What are the common boring tools used in the Ag Mechanics lab?

3. Drills Can be electric or cordless.
Rated by size of chuck, ¼”, 3/8”, ½”
Make sure bit is tight in chuck.
Hammer drill is used to drill holes in masonry.

4. Drill Press Used for drilling holes in wood or metal.
Speed is adjustable.

5. Twist Drill bit
Used for drilling holes in metal but can be used for wood.

6. Spade Bit
Used for drilling holes in wood.
Sizes range from ¼” to 1 ½”

7. Forstner Bit Drills flat bottom holes in wood.
Used for counter-sinking screws and covering with plugs.
Sizes range from ¼” to big.

8. Plug cutter Used to make plugs to cover screws.
Works best with forstner bit holes.

9. Masonry Drill Bit Used for drilling holes in block or masonry.
Works best when used with hammer drill.

10. Countersink/Screw Mate
Used to drill pilot holes for screws and countersink screws below surface of wood.

11. Brace
Used to drill holes in wood using an auger bit or expansive bit.

12. Auger Bit/Expansive Bit
Used to drill holes in wood.
Held in a brace.
Auger bits drill holes up to 1”.
Expansive bits range from ¾” to 3”.

13. Let’s See What you Know 5. 7. 8. 6.