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 304
02 to 0.0003 i^ch larger than the nominal size and the land was0.012 as shown. The holes were drilled close to size so as to leavevery little work for the broach. In this case about 0.002 inch wasleft for broaching. BROACHING SQUARE HOLES 275 The comparison between broaching and reaming in this… … TO SAVE TIME IN BROACHING OUT SQUARE HOLES The fit of the gears on a square shaft depends almost entirelyon the flat surfaces at or near the corners. With this in mind, it is aneconom} to bore or drill the round hole in the gear slightly larger thanthe diameter across the flats of the squared…
Machine-shop practice
Internet Archive · UMass Dartmouth, Claire T. Carney Library · Public Domain Mark 1.0. Free to use for anything.
