Manufacturer Part Number: 03084013|Mill Diameter (Inch)|1/4Mill Diameter (Decimal Inch)|0.2500Mill 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)|1/4Centercutting|YesCutting Direction|Right HandVariable Helix|YesVariable Index|NoShank Diameter (mm)|Helix Angle|30Chipbreaker|NoMaterial Application|Extended Reach|NoOverall Length (mm)|Length Of Cut Range (Decimal Inch)|0.5000 - 0.6000Shank Type|Straight-CylindricalLength of Cut (Decimal Inch)|0.5000Material Grade|MicrograinShank Diameter (Decimal Inch)|0.2500Overall Length (Decimal Inch)|2.5000Flute Direction|Right HandFlute Type|HelicalHelix Style|MediumShank Diameter Tolerance|-0.0001/-0.0004 in; -0.0025/-0.0100 mmLength Type|RegularMill Diameter Tolerance|+0.00 to -0.05 mm; +0.000 to -0.002 inNeck Length (Decimal Inch)|Neck Diameter (Decimal Inch)|Overall Length Tolerance|+0.060/-0.060 in; +1.5/-1.5 mmNeck Length (mm)|Neck Diameter (mm)|Reach Length (Inch)|Reach Length (Decimal Inch)|Reach Length (mm)|Through Coolant|NoTIR Maximum (Decimal Inch)|0.0005TIR Maximum (mm)|Series|STS430.2PSC Code|Secondary Workpiece Material Code|Secondary Workpiece Material|Primary Workpiece Material Code|K; N; PPrimary Workpiece Material|Cast Iron; SteelUNSPSC Code|