[DC] Cutting Diameter (Size): 0.0850"[DC] Cutting Diameter (Decimal Inch): 0.0850[DC] Cutting Diameter (mm): 2.16[DCON] Shank Diameter (Decimal Inch): 0.1250[DCON] Shank Diameter (mm): 3.18[LF] Overall Length (Decimal Inch): 1.500[LF] Overall Length (mm): 38.10[APMX] Length of Cut (Decimal Inch): 0.255[APMX] Length of Cut (mm): 6.48[LU] Reach Length (Decimal Inch): 0.500[LU] Reach Length (mm): 12.70Length Type: Extended Reach[DN] Neck Diameter (Decimal Inch): 0.0807[DN] Neck Diameter (mm): 2.05Neck Length (Decimal Inch): 0.500Neck Length (mm): 12.70Helix Angle (Degree): 30Number of Flutes: 2Flute Style: Right Hand Spiral / Medium HelixType: Micro with Neck Relief, Center CuttingHand of Cut: Right-HandShank Type: Straight / CylindricalMaterial: Sub Micron Grain CarbideFinish / Coating: AlTiNSeries: 1645Priority Workpiece Material: Steel ~30HRC, Steel 30~40HRC, Hardened Steel ~55HRCApplicable Workpiece Material: Hardened Steel ~68HRC, Stainless Steel, Cast Iron, Nickel / Cobalt, Titanium AlloyApplication: Roughing / FinishingUnit of Measure: inch