M640 Series

The M640 platform is the first choice when low cutting forces are required

The M640 platform is the first choice when high productivity, superior finish, and soft cutting performance are a priority. Featuring six effective cutting edges and a streamlined body design, this easy-to-use tool is ideal even for low-power machines.

  • High positive rake angle provides extremely low cutting forces.
  • Easy to use for fast and accurate indexing.
  • Through tool coolant
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  • P Steel (28)
    • P0
      Low-Carbon Steels, Long Chipping C < .25%; <125 HB; <530 N/mm^2 UTS (24)
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    • P2
      Medium and High Carbon Steels C < .25%; <220 HB; <25 HRC; >530 N/mm^2 UTS (28)
    • P3
      Alloy Steels & Tool Steels C > .25%; <330 HB; <35 HRC; 600-850 N/mm^2 UTS (28)
    • P4
      Alloy Steels & Tool Steels C > .25%; 350-420 HB; 35-43 HRC; 850-1400 N/mm^2 UTS (28)
    • P5
      Ferritic, Martensitic, and PH Stainless Steels <330 HB; <35 HRC; 600-900 N/mm^2 UTS (28)
    • P6
      High Strength Ferritic, Martensitic, and PH Stainless Steels 350-450 HB; 35-43 HRC; 900-2400 N/mm^2 UTS (28)
  • M Stainless Steel (28)
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      Austenitic Stainless Steel 130-200 HB; <600 N/mm^2 UTS (28)
    • M2
      High Strength Austenitic Stainless and Cast Stainless Steels 150-230 HB; <25 HRC; >600 N/mm^2 UTS (28)
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      Duplex Stainless Steel 135-275 HB; <30 HRC; 500-1200 N/mm^2 UTS (28)
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    • K3
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    • S2
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    • S3
      Nickel-Based, Heat Resistant Alloys 160-450 HB; <48 HRC; 600-1700 N/mm^2 UTS (24)
    • S4
      Titanium and Titanium Alloys 300-400 HB; 33-43 HRC; 900-1600 N/mm^2 UTS (24)
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      Hardened Materials 56-60 HRC (9)
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