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Kennametal Top Notch Grooving Inserts

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Top Notch™ Grooving Tools and Beyond™ Inserts for Your Shallow Groove and Turn Operations

Primary Application

Top Notch Grooving is the proven solution for high productivity. The Top Notch system provides consistent tool performance, accurate indexing, and superior clamping to provide excellent surface finishing and superior tool life.

Features and Benefits

  • The Beyond PVD coated grades are designed to cut a variety of workpiece materials.
  • Rigid clamping securely locks insert in place through the toughest cuts.
  • Versatile design enables one system to handle O.D. and I.D. grooving, face grooving, back turning, undercutting, and even threading operations.
  • Chip control inserts provide excellent chip evacuation in grooving, and offer better chip control in multidirectional turning.

Click through to the products to see videos of them in action, and also find their related matching tools.

25 Item(s)

per page

Set Ascending Direction

  1. NR-RK

    Chip control geometry. Full radius grooving turning profiling. 10°/Positive rake angle.

    Product Code Seat W RC T  
    NR3078RK KCU25 » 3 3.96 1.98 3.81
    NR3078RK KCU10 » 3 3.96 1.98 3.81
    NR3078RK KC5010 » 3 3.96 1.98 3.81
    NR-RK

  2. NR-R

    Full radius grooving. Turning profiling. Neutral rake angle.

    Product Code Seat W RC T  
    NR3078R K313 » 3 3.96 1.98 3.81
    NR-R

  3. NR-LK

    Chip control geometry. Full radius grooving turning profiling. 10°/Positive rake angle.

    Product Code Seat W RC T  
    NR3078LK KCU25 » 3 3.96 1.98 3.81
    NR3078LK KCU10 » 3 3.96 1.98 3.81
    NR3078LK KC5025 » 3 3.96 1.98 3.81
    NR3078LK KC5010 » 3 3.96 1.98 3.81
    NR-LK

  4. NGP-R

    General-purpose grooving. O-ring grooving. Circlip grooving. 5°/Positive rake angle.

    Product Code Seat W RR T  
    NGP3156R KC5010 » 3 3.96 0.19 3.81
    NGP-R

  5. NGP-L

    General-purpose grooving. O-ring grooving. Circlip grooving. 5°/Positive rake angle.

    Product Code Seat W RR T  
    NGP3156L KC5010 » 3 3.96 0.19 3.81
    NGP-L

    NOTE Right hand inserts shown, left hand is mirror image.

  6. NG-RK

    Chip control geometry. General-purpose grooving. O-ring grooving. Circlip grooving. Light turning. 10°/Positive rake angle.

    Product Code Seat W RR T  
    NG3156RK KCU25 » 3 3.96 0.19 3.81
    NG3156RK KCU10 » 3 3.96 0.19 3.81
    NG3156RK KC5025 » 3 3.96 0.19 3.81
    NG3156RK KC5010 » 3 3.96 0.19 3.81
    NG-RK

  7. NG-R

    General-purpose grooving. O-ring grooving. Circlip grooving. Neutral rake angle.

    Product Code Seat W RR T  
    NG3156R KCU25 » 3 3.96 0.19 3.81
    NG3156R KCU10 » 3 3.96 0.19 3.81
    NG3156R KC5025 » 3 3.96 0.19 3.81
    NG3156R KC5010 » 3 3.96 0.19 3.81
    NG-R

  8. NG-LK

    Chip control geometry. General-purpose grooving. O-ring grooving. Circlip grooving. Light turning. 10°/Positive rake angle.

    Product Code Seat W RR T  
    NG3156LK KCU25 » 3 3.96 0.19 3.81
    NG3156LK KCU10 » 3 3.96 0.19 3.81
    NG3156LK KC5025 » 3 3.96 0.19 3.81
    NG3156LK KC5010 » 3 3.96 0.19 3.81
    NG-LK

    NOTE Right hand inserts shown, left hand is mirror image.

  9. NG-L

    General-purpose grooving. O-ring grooving. Circlip grooving. Neutral rake angle.

    Product Code Seat W RR T  
    NG3156L KCU25 » 3 3.96 0.19 3.81
    NG3156L KC5025 » 3 3.96 0.19 3.81
    NG3156L KC5010 » 3 3.96 0.19 3.81
    NG-L

    NOTE Right hand inserts shown, left hand is mirror image.

25 Item(s)

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