Starrett 20-3 Hardened Steel Master Precision Square, 2-3/8″ Beam Length, 3″ Blade Length

Product featuresMade of high quality tool steel Squareness accuracy to 0.0001″ (0.0025mm) every 6″ (150mm) The beam is grooved at the inner corner for clearance of burr or dirt Length of blade from the inner edge of the beam to the end of the blade    Specifications for this item Part Number 20-3Measurement System InchUPC 049659501308 , 094704864488Brand Name StarrettEAN 0094704864488 , 0049659501308Material SteelModel Number 20-3Number of Items 1UNSPSC Code 27110000Product descriptionThis hardened steel square is used when extreme accuracy is required. The beams and blades are hardened, ground, and lapped to insure parallelism and straightness. Made of high quality tool steel, with the finest of craftsmanship throughout. Product detailsProduct Dimensions: 4.9 x 3.7 x 1 inches Shipping Weight: 2.4 ounces (View shipping rates and policies)