Manufacturer Part Number: HS-82|Material|High Speed SteelSerration Type|DiamondAttachment Style|ThreadedThread Size|1/4-28 inFinish|BlackTooth Pattern|Diamond SerrationMount Type|Tooth Grade|FineOverall Diameter|1inOverall Height|0.38inFlat Width|Chamfer Length|Carbide Diameter|Flat Position|Diameter (Inch)|1Height (Inch)|3/8For Socket Head Cap Screw Size|PSC Code|UNSPSC Code|