1.0 In, Rectangular, Steel, Gage Block, AS-1 Supplied with a Certificate of Inspection. Rectangular base for accurate wringing High-carbon, high-chrome steel provides high hardness and wear resistance FULL SPECIFICATIONS CATEGORY IDPrecision Measuring Tools MITUTOYO CATALOG PAGE NUMBERE-11 GROUP IDGauge Blocks INDIVIDUAL OR SETIndividual LENGTH INCH1 In MECHANICAL OR DIGITALMechanical OUTPUTN PRIMARY (OD) CONTACT POINT MATERIALHardened Steel Product TypeGage Block RANGE#N/A RANGE STEPNA SHIPPING HEIGHT INCH1 SHIPPING LENGTH INCH3.5 SHIPPING WEIGHT LBS0.5 SHIPPING WIDTH INCH2.5 THIRD DRILL DOWNRectangular Gauge Blocks US Harmonized Tariff Schedule9031.80.8085