SCORING - Multiple scratches, usually parallel and resulting from the same cause.
SCRATCH - A long, narrow sharp-cornered impression caused by the movement of a sharp object across
the surface of the parent material.
SETUP - A general term used to describe the work done in setting up tools, fixtures, etc. to do a
TEAR - A forcible, somewhat crude pulling or wrenching away of material so that ragged or irregular edges
TOLERANCE - The range of variation allowed in maintaining a specified dimension in making a part.
TORQUE - To tighten a nut, bolt, or fitting, using a torque wrench, to a specified value expressed as
inch-pounds or as foot-pounds.
TOTAL INDICATOR READING (TIR) - Is the total movement of the pointer of an indicator when
measuring the amount of out-of-roundness, out-of-flatness or other deviations of a part.
UNBALANCE - Unequal distribution of weight about the axis of rotation; usually results in vibration.
WARPED - Not true to an established plane or line; out of true shape.
WEAR - Relatively slow removal of parent material from any cause, frequently not visible to the naked
WELD - Metal fused by heating, with or without pressure applied, with or without using filler material.