What is it?
A tool that is used to make holes in materials. Who uses it and why? Plumbers use this tool to make connections between pipes. Also, electricians use it to cut holes for wiring. What materials can they be used on? Hole saw can be used on a variety materials. How is it used? Mark the center of where you would like your hole. Attach the hole saw to a drill and place the center of the hole saw on your center marking. Begin to drill slowly and increase the speed when the outer saw begins to cut the material. Be sure your material is not rested on the table because the saw will cut it. What are their distinctive features?
Where can I buy it? Hole saws can be found in most hardware stores. How much does it cost? It can range from $10 - $80. |