Special Features:

Builder's combination tool; can be used as rule, square, level, protractor, bevel, pitch to foot indicator and plumb; adjustable turret; for laying out angles in degrees or pitch in inches per ft; 0 to 90 deg/0 to 12 in. Per ft pitch head graduations; four levels in stock

Properties:

A measuring tool consisting of a graduated, grooved or slotted blade, and a head with square and miter faces. It may have a center head and/or a protractor head. The head(s) may be set at various positions along the blade and may include a scriber and/or one or more levels.