Handbook for machine designers, shop men and draftsmen (1916)
Halsey, Frederick A. (Frederick Arthur), 1856-1935 · New York, McGraw-Hill book company, inc.; [etc., etc.] · leaf 290
Table 6.- -The Standard Tool Co.s Taper for Twist DrillShanksDimensions in inches Length Number oftaper Diameter Diameter Total Depth of of tongue Thick- small end large end length of hole in to end ness of of shank of shank shank socket of socket tongue hole A B C D E F I .378 .484 2i If i i 2…
Machine design
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