iGaging T24356 - 4" Double Square with 4R Blade
This 4" double square is popular with woodworkers, carpenters, machinists, toolmakers and pattern makers because it has a hardened steel blade, and is extremely accurate. The chrome-finished blade is ground and lapped to insure parallelism and straightness. Faces of the head are ground square. Tempered steel, machine divided blades in 1/8", 1/16", 1/32" and 1/64" divisions. Packaged in a protective plastic case.