society > occupation and work > equipment > machine tool > [noun] > adjustable bearing holding workpiece > that enables sequences of operations > part of
index spindlea1884
index crank1905
index pin1905
index arm1919
indexing pin1964
a1884 E. H. KnightPract. Dict. Mech. Suppl. 494/2 The centers are shown..attached to the index-spindle.