Manufacturer Part Number: A63.140.3/8Z.4|Shank Type|TaperShank Diameter (Decimal Inch)|Shank Diameter (mm)|Shank Diameter (Inch)|Modular Connection Size|Taper Size|HSK63AOverall Length (mm)|85.09Overall Length (Decimal Inch)|3.3500Hole Diameter|0.3750Hole Diameter (Mm) ( - 0 Decimals)|9.53Hole Diameter (Inch)|3/8Projection (Decimal Inch)|3.3500Projection (mm)|85.09Through Coolant|YesClamping Depth (Decimal Inch)|1.6500Clamping Depth (mm)|41.91Nose Diameter (Mm) ( - 2 Decimals)|23.88Nose Diameter (Decimal Inch - 4 Decimals)|0.9400TIR (Decimal Inch)|TIR (mm)|Includes|Series|Additional Information|With Cool Jet & Resealable BoresCutting Direction|Coating/Finish|Balanced To Rpm|25000Extended Reach|Product Service Code|UNSPSC Code|27112809