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Top Notch™ Grooving

Kennametal Top Notch line of metalworking tools ensures you always achieve consistent and precise results throughout the long lifespans of our tungsten-carbide tool holders, boring bars, heads, cartridges and inserts. Kennametal grooving inserts are appropriate for a variety of steel, cast iron, alloys and non-ferrous metals. Top Notch grooving inserts are available in single- and double-ended configurations, giving you the flexibility to choose the optimal insert for each application.

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    • P Steel (464)
      • P0
        Low-Carbon Steels, Long Chipping C < .25%; <125 HB; <530 N/mm^2 UTS(464)
      • P1
        Low-Carbon Steels, Short Chipping C < .25%; <125 HB; <530 N/mm^2 UTS(464)
      • P2
        Medium and High Carbon Steels C < .25%; <220 HB; <25 HRC; >530 N/mm^2 UTS(464)
      • P3
        Alloy Steels & Tool Steels C > .25%; <330 HB; <35 HRC; 600-850 N/mm^2 UTS(464)
      • P4
        Alloy Steels & Tool Steels C > .25%; 350-420 HB; 35-43 HRC; 850-1400 N/mm^2 UTS(464)
      • P5
        Ferritic, Martensitic, and PH Stainless Steels <330 HB; <35 HRC; 600-900 N/mm^2 UTS(464)
      • P6
        High Strength Ferritic, Martensitic, and PH Stainless Steels 350-450 HB; 35-43 HRC; 900-2400 N/mm^2 UTS(464)
    • M Stainless Steel (462)
      • M1
        Austenitic Stainless Steel 130-200 HB; <600 N/mm^2 UTS(462)
      • M2
        High Strength Austenitic Stainless and Cast Stainless Steels 150-230 HB; <25 HRC; >600 N/mm^2 UTS(462)
      • M3
        Duplex Stainless Steel 135-275 HB; <30 HRC; 500-1200 N/mm^2 UTS(462)
    • K Cast Iron (373)
      • K1
        Gray Cast Iron 120-290 HB; <32 HRC; 125-500 N/mm^2 UTS(373)
      • K2
        Low and Medium Strength CGI and Ductile Irons 130-260 HB; <28 HRC; <600 N/mm^2 UTS(373)
      • K3
        High Strength Ductile and Austempered Ductile Iron 180-350 HB; <43 HRC; >600 N/mm^2 UTS(373)
    • N Non-Ferrous Materials (409)
      • N1
        Wrought Aluminum (409)
      • N2
        Low-Silicon Aluminum Alloys and Magnesium Alloys Si <12.2%(366)
      • N3
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    • S High-Temp Alloys (459)
      • S1
        Iron-Based, Heat-Resistant Alloys 160-260 HB; 25-48 HRC; 500-1200 N/mm^2 UTS(459)
      • S2
        Cobalt-Based, Heat-Resistant Alloys 250-450 HB; 25-48 HRC; 1000-1450 N/mm^2 UTS(459)
      • S3
        Nickel-Based, Heat Resistant Alloys 160-450 HB; <48 HRC; 600-1700 N/mm^2 UTS(459)
      • S4
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    • H Hardened Materials (284)
      • H1
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        Hardened Materials 48-55 HRC(233)
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        Hardened Materials 56-60 HRC(119)
      • H4
        Hardened Materials >60 HRC(119)
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    • Face GroovingFace Grooving (505)
    • GroovingGrooving (440)
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    • 0.0 in(310)
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    • L (67)
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