Manufacturer Part Number: 52-426-004|Blade Length (mm)|Blade Length (Inch)|4Blade Length (Decimal Inch)|4.0000Base Length|Base Length (mm)|Base Length (Inch)|3.0000; 3Bevel Edge|Yes; YesBlade Thickness|Angle Measured|Graduation|Finish|MatteFor Use With|Layout & Measurement WorkFeatures|Accurate Right AngleColor|Standards|Graduation (Inch)|Accuracy (mm)|0.000120 inAccuracy (Decimal Inch)|0.000120 in; 0.000120Accuracy (micro m)|0.000120 inBase Width (Inch)|Blade Width (Inch)|Blade Width (mm)|Material|Tool Steel; Tool SteelPSC Code|5210UNSPSC Code|