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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.

14 Item(s)

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  1. NR-RK

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

    Product Code Seat W RC T  
    NR4062RK KC9110 » 4 3.18 1.59 3.81
    NR-RK

  2. 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  
    NG4125RK KCU25 » 4 3.18 0.19 3.81
    NG3125RK KT315 » 3 3.18 0.19 3.81
    NG3125RK KCU25 » 3 3.18 0.19 3.81
    NG3125RK KC9110 » 3 3.18 0.19 3.81
    NG3125RK KC5025 » 3 3.18 0.19 3.81
    NG2125RK KT315 » 2 3.18 0.19 2.79
    NG2125RK KCU25 » 2 3.18 0.19 2.79
    NG2125RK KC5025 » 2 3.18 0.19 2.79
    NG-RK

  3. NG-R

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

    Product Code Seat W RR T  
    NG4125R KCU25 » 4 3.18 0.19 3.81
    NG3125R KCU25 » 3 3.18 0.19 3.81
    NG3125R KC9110 » 3 3.18 0.19 3.81
    NG3125R KC5025 » 3 3.18 0.19 3.81
    NG2125R KCU25 » 2 3.18 0.19 2.79
    NG-R

14 Item(s)

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