Product Details: Manufacturer Part Number: 313527|Thread Size (Inch)|5/16-18Thread Size (mm)|Thread Standard|UNCChamfer|Modified BottomingMaterial|High-Speed SteelCoating/Finish|Bright/UncoatedThread Direction|Right HandCoolant Through|NoClass Of Fit|Thread Limit|H11Number Of Flutes|3Flute Direction|Right HandHelix Angle|Threads per Inch|18Thread Depth (mm)|Overall Length (Inch)|Thread Length (Decimal Inch)|1.1250Thread Length (mm)|Thread Length (Inch)|Overall Length (Decimal Inch)|2.7190Overall Length (mm)|Thread Depth (Decimal Inch)|Thread Pitch (Decimal Inch)|Thread Pitch (mm)|Thread Pitch (Inch)|Material Grade|M2Amount Oversize (Decimal Inch)|0.0050Oversize|YesApplication|Blind Hole ThreadingShank Diameter (Decimal Inch)|0.3180Shank Diameter (mm)|Neck Length (mm)|Neck Length (Inch)|Neck Length (Decimal Inch)|Tapping Depth (Decimal Inch)|1.1250Tapping Depth (mm)|Tapping Depth (Fractional Inch)|Square Length (mm)|9.52Square Length (Inch)|Square Length (Decimal Inch)|0.3750Square Size (Decimal Inch)|0.2380Square Size (mm)|6.05Flute Style|SpiralMaterial Application|Alloy Steel; Carbon SteelSeries|SFGP+5Helix Angle Range|Shank Length (mm)|Shank Length (Decimal Inch)|UNSPSC Code|Product Service Code|5136