Finest Quality For Machine Setup
A precision instrument for setting up lathes, milling machines, drill presses, sight fixtures and more. Seasoned casting; highly-polished bearing surfaces; grooved base to handle round work; integral cross-test level.
Big Book Catalog, Issue:73, Page:440
Big Book Catalog, Issue:73, Page:461
SPECS: Movement of 1 division (.100"-2.5mm)) on main vial is
equal to an elevation of .005" (.13mm) per foot. Base is 6"
(15.2cm) x 1-5/32" (2.9cm). Weighs 14 oz. (396.9g).