Glossaries

Level means perfectly horizontal relative to the earth’s gravity

Matte is a term to describe a paint sheen with a no gloss finish. Also called “flat”

O.C. or on center is even spacing of studs in a wall or other parts in a ceiling or floor by measuring to the center of each component. 

Parallel is a term used to describetwo side by side lines that run the same direction and are exactly the same distance apart everywhere

Permanence is the state or quality of lasting

Perpendicular is two lines, planes or surfaces that meet at a right angle or 90 degrees to each other

A pivot point is the location where the fence meets the ruler edge on a speed square. The tool is rotated on this point for measuring angles

Plumb is the condition of being perfectly vertical relative to the earth’s gravity

A plumb bob is aheavy pointed object attached to the end of a string that hangs straight down to determine a perfectly vertical or plumb line

A pull measurement is made by placing the blade hook on an edge, extended the blade from the case and taking a measurement under tension