Manufacturer Part Number: 2728400|Thread Size (mm)|Thread Size (Inch)|#12-28Outside Diameter (mm)|Outside Diameter (Inch)|0.8125Material|High-Speed SteelThread Direction|Right HandThread Standard|UNFThickness (Inch)|1/4Thickness (mm)|Series|134Adjustable|YesFor Use On|Iron; SteelProduct Service Code|UNSPSC Code|