Multiple gauging device

摘要: For use in laying out duct or box-like structures, a gauging device having multiple sides, including appendages predetermined positions, with rotatable connection means for attaching the gauge to measuring tape (or it can be integral bar), serving position bar so as add various lengths equivalent material lapped cut away fabrication of corner and lap joints seams indicating directly terms specified finished inside dimensions structure. The are configurated enable from points on each several variously oriented planes.