Manufacturer Part Number: S1-401-10|Mill Diameter (Inch)|5/16Mill Diameter (Decimal Inch)|0.3125Mill Diameter (mm)|Number Of Flutes|4End Mill Material|Solid CarbideEnd Type|SingleLength of Cut (Inch)|1/2Length of Cut (mm)|Coating/Finish|Overall Length (Inch)|2-1/2Shank Diameter (Inch)|5/16Centercutting|YesCutting Direction|Right HandVariable Helix|NoVariable Index|NoShank Diameter (mm)|Helix Angle|30Chipbreaker|NoMaterial Application|Extended Reach|NoOverall Length (mm)|Length Of Cut Range (Decimal Inch)|Shank Type|Straight-CylindricalLength of Cut (Decimal Inch)|0.5000Material Grade|C2Shank Diameter (Decimal Inch)|0.3125Overall Length (Decimal Inch)|Flute Direction|Right HandFlute Type|SpiralHelix Style|MediumShank Diameter Tolerance|-0.0001/-0.0002 inLength Type|StubMill Diameter Tolerance|+0.000/-0.003 inNeck Length (Decimal Inch)|Neck Diameter (Decimal Inch)|Overall Length Tolerance|+0.060/-0.060 inNeck Length (mm)|Neck Diameter (mm)|Reach Length (Inch)|Reach Length (Decimal Inch)|Reach Length (mm)|Through Coolant|TIR Maximum (Decimal Inch)|TIR Maximum (mm)|Series|S1-401PSC Code|Secondary Workpiece Material Code|Secondary Workpiece Material|Primary Workpiece Material Code|Primary Workpiece Material|UNSPSC Code|