Sets up machines to shred woodstock into excelsior of
specified thickness: Installs knives and spurs (metal combs that
furrow surface of woodstock in front of knives), using wrenches
and screwdrivers.
Tunrs setscrews and moves levers to regulate
speed of conveyor and depth of cut. May sharpen knives and sprus
[Knife And Spur Grinder (saw. & plan.)].
