Cross-cut. A narrow machinist’s chisel.
Cross-cut saw. A saw whose teeth are shaped to cut across the fibre or grain of wood.
Cross-face. A plate straightener’s or saw maker’s hammer, having one face at a right angle to the other.
Cross-feed. That feed of a lathe which runs across the bed.
Cross-filing. That class of filing in which the file is pushed in the line of its length.
Cross-head. That part of an engine that connects the piston rod to the connecting rod.
Cross-slide. A slide that stands across a work-table.
Crowning. Highest in the middle when tested by a straight edge.
Crown-wheel. A gear wheel having its teeth upon its side face.
Cup-chuck. A chuck having a coned or cupped mouth.