American machinists' handbook and dictionary of shop terms : a reference book of machine shop and drawing room data, methods and definitions (1914)
Colvin, Fred H. (Fred Herbert), 1867-1965, Stanley, Frank A. (Frank Arthur), b. 1874 · New York : McGraw-Hill book company ; London : Hill · leaf 293
s a rule recommend for general purposes, it should benoted that conditions for drilling in the automatic, on the ordi-nary run of work, are usually ideal so far as lubrication, steadi-ness of feed, etc., are concerned, and it is possible where the holesdrilled are comparatively shallow and the… … With* high speed drills the above speeds may be increased about 30 per cent. Speeds and Feeds for Reaming Table 7 is made up of speed and feed data for reamers. Inthis table the feed for different classes of material has been consid-ered as constant for any given diameter of reamer, although it…
Machine-shop practice
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