General Tools MG-S281-4R Combination Square With Locating Device

The #MG-S281-4R Combination Square with Locating Device can determine 90° and 45° angles and measure distances up to 1 ft./305mm. It's a favorite of toolmakers and machinists. Patented locating device automatically positions all heads for quick assembly Hardened square and center heads, with double-shoulder reversible beveled protractor head Clamp screw assembly is replaceable (#MG280/281-CA) Square head has spirit level and hardened scriber Etched, high-carbon blade with satin chrome finish Meets U.S. Government Specification GGG-S-656C Additional Information ManufacturerGeneral Tools Blade length12 in. Graduations4R (Every 8th, 16th, 32nd and 64th of an inch)