Manufacturer Part Number: 10-193-1|Minimum Diameter (mm)|Minimum Diameter (Inch)|1/8Maximum Diameter (mm)|Maximum Diameter (Inch)|1Accuracy Grade|24Material|Chrome Steel; Chrome SteelSizes Included (Metric)|Sizes Included (Fractional Inch)|Tolerance|0.0001mm; 0.0001inStandards|Sizes Included (mm)|1; 1/2; 1/4; 1/8; 11/16; 11/32; 13/16; 13/32; 15/16; 15/32; 17/32; 19/32; 21/32; 23/32; 3/16; 3/4; 3/8; 5/16; 5/32; 5/8; 7/16; 7/32; 7/8; 9/16; 9/32; 9/64Tolerance (mm)|0.0001mm; 0.0001in; 0.000100Hardness|Certification Included|Number of Pieces|52; 52Number of Pairs|PSC Code|UNSPSC Code|