Cutting Diameter (Size): 4.50mmCutting Diameter (Decimal Inch): 0.1772Cutting Diameter (mm): 4.50Shank Diameter (Decimal Inch): 0.3150Shank Diameter (mm): 8.00Overall Length (Decimal Inch): 2.559Overall Length (mm): 65.00Reach Length (Decimal Inch): 0.906Reach Length (mm): 23.00Length Type: Standard LengthHand of Cut: Right-HandShank Type: Cylindrical with Single FlatMaterial: Sub Micron Grain CarbideFinish / Coating: AlTiNSeries: MBSPrimary Workpiece Material: Steel ~30HRC, Steel 30~40HRC, Hardened Steel ~55HRCSecondary Workpiece Material: Hardened Steel ~68HRC, Stainless Steel, Cast Iron, Copper Alloy, Nickel / Cobalt, Titanium AlloyApplication: Internal Diameter Profile BoringUnit of Measure: mm