|
|
Article: Drill practice.(Primer on drills and drilling)
- Article from:
- Industrial Distribution
- Article date:
- September 1, 2000
CopyrightCOPYRIGHT 2000 Reed Business Information, Inc. (US). This material is published under license from the publisher through the Gale Group, Farmington Hills, Michigan. All inquiries regarding rights should be directed to the Gale Group. (Hide copyright information)
|
Distributors that are "in the know" can better provide information on which drill is best for a particular application
DRILLS ARE WIDELY USED TOOLS, FROM THE small hand drill to the bench or floor mounted drill press, all the way to large radial arm drills. The cutting tool employed by the drill is the drill bit. While most people think only in terms of cutting round holes, drill bits and fixtures can be obtained that cut squares, pentagons, hexagons, and octagons. In some cases, drills are used to enlarge holes that already exist. Specialized "step" drills can also produce two diameters or more at the same time. The drill bit is secured by a chuck, a collet, or ...