Manufacturer Part Number: 9039400079380|Thread Size (Inch)|5/16-18Thread Size (mm)|Thread Standard|UNCChamfer|Modified BottomingChamfered Threads|2-3PMaterial|High-Speed Steel-E-COCoating/Finish|Titanium NitrideCoolant Through|NoClass Of Fit|2BXThread Limit|H8; H9Overall Length (Inch)|Overall Length (Decimal Inch)|2.7210Overall Length (mm)|Thread Direction|Right HandThread Length (Inch)|Thread Length (Decimal Inch)|0.7087Thread Length (mm)|18.00Shank Diameter (Inch)|Shank Diameter (Decimal Inch)|0.3180Shank Diameter (mm)|Square Length (Inch)|Square Length (Decimal Inch)|Square Length (mm)|Material Application|Steel; Stainless Steel; Cast Iron; Non-Ferrous MetalApplication|Blind Hole Threading; Through-Hole ThreadingSeries|3940Tapping Depth (Decimal Inch)|1.3780Tapping Depth (mm)|35.00Square Size (Decimal Inch)|0.2380Square Size (mm)|Threads per Inch|Flute By Diameter Ratio|3xDMaterial Grade|Oil Grooves|5Material Application Code|P; M; K; NTrade Name|Number Of Flutes|Product Service Code|UNSPSC Code|