Plumb Rule
| View Cart ⇗ | Info
A narrow board with parallel edges having a stright line drawn through the middle, and a string carrying a metal weight attached to the upper end of the line. It is used by masons, bricklayers, and carpenters to determine a vertical.
Keywords
RulerGalleries
LevelsSource
William Dwight Whitney The Century Dictionary and Cyclopedia: An encyclopedic Lexicon of the English Language (New York, NY: The Century Co., 1889)
Downloads
448×2400, 148.4 KiB
191×1024, 21.7 KiB
119×640, 12.2 KiB
59×320, 5.3 KiB