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The L.S. Starrett 50109 Double Square is a precision measuring tool designed to meet the needs of machinists, toolmakers, and pattern makers. This 4-inch square is essential for tasks requiring accuracy and durability.
This tool features a hardened steel blade, with faces of the head ground square to ensure accuracy. The blade is graduated in 8ths, 16ths, 32nds, and 64ths, suitable for various measuring tasks.
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