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. 1.Identify and select appropriate boring tool for a given project. 2.Use boring tools correctly and accurately when given a woodworking problem. 3.Read measurements within 1/16”. 4.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”.