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      HPR • K256 • 8 x D • Internal Coolant
      HPR • K256 • 8 x D • Internal Coolant
      HPR • K256 • 8 x D • Internal Coolant
      HPR • K256 • 8 x D • Internal Coolant

      HPR Drill• K256 • 8 x D • Internal Coolant • HA Shank

      HPR • K256 • 8 x D • Internal Coolant

      Metric
      Inch
      SAP Material Number 6782606
      ISO Catalog Number K256A01250HPR
      ANSI Catalog Number K256A01250HPR
      Grade KCK10A
      [D1] Drill Diameter M 3.1750
      [D1] Drill Diameter M .1250
      [L] Overall Length 76.2000
      [L] Overall Length 3.000
      [L3] Flute Length 37.0840
      [L3] Flute Length 1.460
      [L4] Maximum Drilling Depth 31.7500
      [L4] Maximum Drilling Depth 1.250
      [L5] Drill Point Length 0.9300
      [L5] Drill Point Length .0366
      [LS] Shank Length 36.513
      [LS] Shank Length 1.437
      [D] Adapter / Shank / Bore Diameter 4.7625
      [D] Adapter / Shank / Bore Diameter .1875
      See all Product Variants

      Uses and application

      • DrillingDrilling
      • Drilling: Inclined ExitDrilling: Inclined Exit
      • Drilling: Stacked PlatesDrilling: Stacked Plates
      • Drilling: Cross-Hole DrillingDrilling: Cross-Hole Drilling

      Workpiece Materials

      P Steel
      K Cast Iron

      Machine Side

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      Workpiece Side

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      Grades

      • KCK10A
        P Steel
        K Cast Iron
      • HPR Drill:Solid Carbide Drill for Cast Iron

        HPR Drill:Solid Carbide Drill for Cast Iron

      • HPR Drill: Cross-Hole Craziness

        HPR Drill: Cross-Hole Craziness

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