Brown & Sharpe No. 540 Precision Try Square 3"
This is a nice clean hardened steel machinist's precision square, marked "BROWN & SHARPE MFG. CO. PROVIDENCE R.I. U.S.A.". It is used, has minor staining, no rust, checks out square within less than .0005". A previous owner's name noted on one side. A good old square! Size is 4" long blade overall. Carefully used, A fraction of the cost of a new one!
Dealer accepts: cash, checks, PayPal