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For U.S customers, a 5% tariff surcharge will be added to your order for metal cutting products.

High-speed, high-feed drilling now up to 12xD, with standard through coolant supply.

  • Patented corner radius enabling long tool life, excellent hole quality, while avoiding workpiece chipping during exits.
  • Patented HPR point thinning providing excellent self-centering capabilities with low thrust, enabling excellent hole straightness.
  • 4 margin lands ideal for cross holes and inclined exits, proving maximum stability.
  • Ultra-High polished flutes providing minimum friction, improving chip evacuation and tool life.
  • MQL-ready!  All shanks fulfil the DIN 6535 and 69090-03 requirements for minimum quantity lubrication.
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Workpiece Material
  • Steel (459)
    • Low-Carbon Steels, Long Chipping C < .25%; <125 HB; <530 N/mm^2 UTS(459)
    • Low-Carbon Steels, Short Chipping C < .25%; <125 HB; <530 N/mm^2 UTS(459)
    • Medium and High Carbon Steels C < .25%; <220 HB; <25 HRC; >530 N/mm^2 UTS(459)
    • Alloy Steels & Tool Steels C > .25%; <330 HB; <35 HRC; 600-850 N/mm^2 UTS(459)
    • Alloy Steels & Tool Steels C > .25%; 350-420 HB; 35-43 HRC; 850-1400 N/mm^2 UTS(459)
    • Ferritic, Martensitic, and PH Stainless Steels <330 HB; <35 HRC; 600-900 N/mm^2 UTS(459)
    • High Strength Ferritic, Martensitic, and PH Stainless Steels 350-450 HB; 35-43 HRC; 900-2400 N/mm^2 UTS(459)
  • Cast Iron (459)
    • Gray Cast Iron 120-290 HB; <32 HRC; 125-500 N/mm^2 UTS(459)
    • Low and Medium Strength CGI and Ductile Irons 130-260 HB; <28 HRC; <600 N/mm^2 UTS(459)
    • High Strength Ductile and Austempered Ductile Iron 180-350 HB; <43 HRC; >600 N/mm^2 UTS(459)
Applications
  • Cross Hole Drilling(459)
  • Drilling(459)
  • Inclined Exit Drilling(459)
  • Stacked Plates Drilling(459)
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HPR Drills for Cast Iron - Kennametal
HPR Drills • Internal Coolant • Cast Iron
KenDrill™ HPR • 5 x D • Internal Coolant • Straight Shank • Inch
(70)

KenDrill™ HPR • 5 x D • Internal Coolant • Straight Shank • Inch

KenDrill™ HPR • 8 x D • Internal Coolant • Straight Shank • Inch
(18)

KenDrill™ HPR • 8 x D • Internal Coolant • Straight Shank • Inch

KenDrill™ HPR • 3 x D • Internal Coolant • Straight Shank • Metric
(101)

KenDrill™ HPR • 3 x D • Internal Coolant • Straight Shank • Metric

KenDrill™ HPR • 5 x D • Internal Coolant • Straight Shank • Metric
(160)

KenDrill™ HPR • 5 x D • Internal Coolant • Straight Shank • Metric

KenDrill™ HPR • 8 x D • Internal Coolant • Straight Shank • Metric
(84)

KenDrill™ HPR • 8 x D • Internal Coolant • Straight Shank • Metric

KenDrill™ HPR • 3 x D • Internal Coolant • Straight Shank • Inch
(26)

KenDrill™ HPR • 3 x D • Internal Coolant • Straight Shank • Inch

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