Brown & Sharpe Combination Square Protractor Narrow
Offering this 1920's era, patented protractor, in very good condition, design to fit most antique 12" or larger combination squares made by Brown & sharpe and some other companies too, with steel rules that are no thicker than .090" and are the standard 1.0" wide. This is a special patented narrow model that was patented in 1925. The protractor base is only .430" wide x 7" long, has very good angle graduations, and a good working level, good threaded screws and hardware. Complete, with about 80% of the original gloss black paint intact. Some minor wear and scratches noted, but none effecting accuracy or used of this nice antique angle protractor. The edge of the base is marked "BROWN & SHARPE MFG. CO. PROVIDENCE R.I. U.S.A.". A quality machinist tool, made in U.S.A.!