Metal-work; a handbook for teachers and students (1914)
Adam, Hugh M. [from old catalog], Evans, James Humphrey, [from old catalog] joint author · New York, Longmans, Green and co.; London, E. Arnold · leaf 140
faces cut quicker,and compress the screw less, than dieswith large screw surfaces; but the latterlead more truly, and maintain a betterthread form. Stocks are made of mild-steel, withthe recess for the dies and the point ofadjusting screw case-hardened. Thereason for case-hardening the recess isto… … Fig. 89. 124 METAL-WORK stocks and dies, the end of the blank should be slightlychamfered. The dies are now placed on the top of the blank,and tightened just sufficiently to hold them in position (carebeing taken to see that they are square), and turned downto the required distance. The first…
Metal-work
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