Diameter at the roots of threads, [i, 269].
of circle for generating curves of gear teeth, [i, 10].
of the pitch circle of wheels, [i, 1].
Diameters of line shafting, [ii, 189].
Diametral clearance of twist drills, [i, 274].
Diamond point chisel, [ii, 76].
Diamond pointed tool for lathe work, [i, 254].
Dictionary of work-shop terms, [ii, 473].
Die stock for pipe-threading by hand, [i, 463].
by power, [i, 463].
Dies, adjustable, [i, 98].
for finishing square threads, [i, 269].
for forging eye-bars, [ii, 260].
for gas and steam pipes, [i, 101].
or chasers in the heads of bolt-cutting machines, [i, 463].
the wear of, [i, 89].
with four cutting edges, [i, 100].
Differential threads for locking, [i, 119].
Displacement of pumps, [ii, 387].