[DC] Cutting Diameter (Size): 1/4"[DC] Cutting Diameter (Decimal Inch)0.2500[DC] Cutting Diameter (mm): 6.35[DCON] Shank Diameter (Decimal Inch): 0.2500[DCON] Shank Diameter (mm): 6.35[LF] Overall Length (Decimal Inch): 2.0000[LF] Overall Length (mm): 50.80[APMX] Length of Cut (Decimal Inch): 0.7500[APMX] Length of Cut (mm): 19.05Flute Style: Down Cut / Diamond PatternEnd Style: Fish TailShank Type: Straight / CylindricalMaterial: Sub Micron Grain CarbideFinish / Coating: UncoatedSeries: 2121Priority Workpiece Material: Copper Alloy, Brass, CFRPApplicable Workpiece Material: Aluminum, Plastic, Thermoset Plastic, High Density PlasticApplication: Routing CFRP, Fiberglass, and Composite MaterialsUnit of Measure: inch