HP Step Drill • Coolant • Steel / Iron

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Workpiece Material
  • P Steel (37)
    • P0
      Low-Carbon Steels, Long Chipping C < .25%; <125 HB; <530 N/mm^2 UTS (37)
    • P1
      Low-Carbon Steels, Short Chipping C < .25%; <125 HB; <530 N/mm^2 UTS (37)
    • P2
      Medium and High Carbon Steels C < .25%; <220 HB; <25 HRC; >530 N/mm^2 UTS (37)
    • P3
      Alloy Steels & Tool Steels C > .25%; <330 HB; <35 HRC; 600-850 N/mm^2 UTS (37)
    • P4
      Alloy Steels & Tool Steels C > .25%; 350-420 HB; 35-43 HRC; 850-1400 N/mm^2 UTS (37)
    • P5
      Ferritic, Martensitic, and PH Stainless Steels <330 HB; <35 HRC; 600-900 N/mm^2 UTS (37)
    • P6
      High Strength Ferritic, Martensitic, and PH Stainless Steels 350-450 HB; 35-43 HRC; 900-2400 N/mm^2 UTS (37)
  • K Cast Iron (37)
    • K1
      Gray Cast Iron 120-290 HB; <32 HRC; 125-500 N/mm^2 UTS (37)
    • K2
      Low and Medium Strength CGI and Ductile Irons 130-260 HB; <28 HRC; <600 N/mm^2 UTS (37)
    • K3
      High Strength Ductile and Austempered Ductile Iron 180-350 HB; <43 HRC; >600 N/mm^2 UTS (37)
Applications
Applications
  • Countersinking Countersinking (37)
  • Drilling Drilling (37)
  • Stacked Plates Drilling Stacked Plates Drilling (1)
Cutting Diameter
Cutting Diameter
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Cutting Diameter
Cutting Diameter
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Maximum Hole Depth [L4]
Maximum Hole Depth [L4]
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Maximum Hole Depth [L4]
Maximum Hole Depth [L4]
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Reach
Reach
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Reach
Reach
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Reach Min to Reach Max
Over All Length [L]
Over All Length [L]
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Over All Length [L] Min to Over All Length [L] Max
Over All Length [L]
Over All Length [L]
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Over All Length [L] Min to Over All Length [L] Max
Back-End
Back-End Diameter
Back-End Diameter
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Back-End Diameter Min to Back-End Diameter Max
Back-End Diameter
Back-End Diameter
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Back-End Diameter Min to Back-End Diameter Max
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