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Cyclopedia of mechanical engineering; a general reference work. Editor-in-chief Howard Monroe Raymond. Assisted by a corps of mechanical engineers, technical experts, and designers of the highest professional standing (1908)

American School (Chicago, Ill.), Raymond, Howard Monroe · Chicago American Technical Society · leaf 135

An illustration from Cyclopedia of mechanical engineering; a general reference work. Editor-in-chief Howard Monroe Raymond. Assisted by a corps of mechanical engineers, technical experts, and designers of the highest professional standing, 1908, leaf 135
It is extensively used for borintr inplaces where a piece vf work must he duplicated a great numberof times. Tools of this character are used for finishing. After the cutlias been started the tool should not be stop]^)ed until the cut hasbeen completed. If it is stopped there will be a ledge in the… … the roughing-cut are narrower ; they wear more rapidly than thefinishing took and are usually adjustable. A roughing tool maybe held by a wedge as shown at B. Such a tool is placed in posi-tion and the wedge tightened just enough to hold it. The adjust-ment of the tool is then obtained bv tapping…

Mechanical engineering

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