Manufacturer Part Number: 1400128308|Thread Size (Inch)|1/4-28Thread Size (mm)|Thread Standard|UNFChamfer|Modified BottomingChamfered Threads|2-2.5PMaterial|CobaltCoating/Finish|TiCNCoolant Through|NoClass Of Fit|Thread Limit|H3Overall Length (Inch)|2-3/8Overall Length (Decimal Inch)|2.5000Overall Length (mm)|Thread Direction|Right HandThread Length (Inch)|Thread Length (Decimal Inch)|0.5940Thread Length (mm)|Shank Diameter (Inch)|Shank Diameter (Decimal Inch)|0.2550Shank Diameter (mm)|Square Length (Inch)|Square Length (Decimal Inch)|0.3125Square Length (mm)|Material Application|Alloy Steel; Aluminum; Carbon Steel; Die Steel; Hardened Steel; Stainless SteelApplication|Blind Hole ThreadingSeries|14001Tapping Depth (Decimal Inch)|0.9330Tapping Depth (mm)|Square Size (Decimal Inch)|0.1910Square Size (mm)|Threads per Inch|28Flute By Diameter Ratio|Material Grade|Oil Grooves|Material Application Code|P; NTrade Name|HY-PRO NRTNumber Of Flutes|Product Service Code|UNSPSC Code|