How to drill big holes in almost anything.
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| Title: | How to drill big holes in almost anything. |
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| Authors: | Jones, Thomas H. |
| Source: | Popular Science. Oct82, Vol. 221 Issue 4, p130-140. 6p. |
| Subjects: | Drilling & boring, Carpentry tools, Drilling & boring machinery, Manufacturing processes, Machine tools, Screws |
| Abstract: | The article offers tips for drilling big holes in wood, metal, plastic and other materials. It cites several tools for large-bore drilling application including spade bits, auger bits, brad-point drills, and hole saws. It notes that using spade bits is necessary in making a clean-through holes or bottomed holes in a drill press. It indicates that the feed screw of an auger bit is used to accurately locate the hole and helps pull the spurs into the drilling application. |
| Database: | Engineering Source |
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