Boring Tools

1. 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”.