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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.

149 Item(s)

per page

Set Descending Direction

  1. NG-L

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

    Product Code Seat W RR T  
    NG2031L KCU25 » 2 0.79 0.09 1.27
    NG2041L KC5025 » 2 1.04 0.09 1.27
    NG2041L KCU25 » 2 1.04 0.09 1.27
    NG2047L KCU25 » 2 1.19 0.09 1.27
    NG2058L KCU25 » 2 1.47 0.19 1.27
    NG2062L KC5025 » 2 1.58 0.19 2.79
    NG2062L KCU25 » 2 1.58 0.19 2.79
    NG2094L KCU25 » 2 2.39 0.19 2.79
    NG2125L KCU25 » 2 3.18 0.19 2.79
    NG3047L KCU25 » 3 1.19 0.19 1.91
    NG3062L KC5025 » 3 1.58 0.19 2.39
    NG3062L KCU25 » 3 1.58 0.19 2.39
    NG3088L KCU25 » 3 2.24 0.19 2.39
    NG3094L KC5025 » 3 2.39 0.19 3.81
    NG3094L KC9110 » 3 2.39 0.19 3.81
    NG3094L KCU25 » 3 2.39 0.19 3.81
    NG3097L KCU25 » 3 2.46 0.32 3.81
    NG3105L KCU25 » 3 2.67 0.19 3.81
    NG3110L KC5025 » 3 2.79 0.32 3.81
    NG3110L KCU25 » 3 2.79 0.32 3.81
    NG3122L KCU25 » 3 3.10 0.19 3.81
    NG3125L KC5025 » 3 3.18 0.19 3.81
    NG3125L KC9110 » 3 3.18 0.19 3.81
    NG3125L KCU25 » 3 3.18 0.19 3.81
    NG3142L KCU25 » 3 3.61 0.32 3.81
    NG3156L KC5025 » 3 3.96 0.19 3.81
    NG3156L KCU25 » 3 3.96 0.19 3.81
    NG3178L KCU25 » 3 4.52 0.19 3.81
    NG3185L KC5025 » 3 4.70 0.57 3.81
    NG3189L KC5025 » 3 4.80 0.57 3.81
    NG3189L KC9110 » 3 4.80 0.57 3.81
    NG3189L KCU25 » 3 4.80 0.57 3.81
    NG4125L KCU25 » 4 3.18 0.19 3.81
    NG4189L KCU25 » 4 4.80 0.57 6.35
    NG4250L KC5025 » 4 6.35 0.57 6.35
    NG4250L KCU25 » 4 6.35 0.57 6.35
    NG5312L KC5025 » 5 7.93 0.83 9.52
    NG6375L KC5025 » 6 9.53 0.83 6.35
    NG-L

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

  2. 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  
    NG2031LK KC5025 » 2 0.79 0.09 1.27
    NG2031LK KCU25 » 2 0.79 0.09 1.27
    NG2031LK KT315 » 2 0.79 0.09 1.27
    NG2047LK KC5025 » 2 1.19 0.09 1.27
    NG2047LK KCU25 » 2 1.19 0.09 1.27
    NG2062LK KC5025 » 2 1.58 0.19 2.79
    NG2062LK KCU25 » 2 1.58 0.19 2.79
    NG2094LK KC5025 » 2 2.39 0.19 2.79
    NG2094LK KCU25 » 2 2.39 0.19 2.79
    NG2125LK KC5025 » 2 3.18 0.19 2.79
    NG2125LK KCU25 » 2 3.18 0.19 2.79
    NG2M050LK KC5025 » 2 0.50 0.09 0.64
    NG2M080LK KC5025 » 2 0.80 0.09 1.27
    NG2M080LK KCU25 » 2 0.80 0.09 1.27
    NG2M100LK KC5025 » 2 1.00 0.09 1.27
    NG2M100LK KCU25 » 2 1.00 0.09 1.27
    NG2M120LK KC5025 » 2 1.20 0.09 1.27
    NG2M120LK KCU25 » 2 1.20 0.09 1.27
    NG2M140LK KC5025 » 2 1.40 0.09 1.27
    NG2M140LK KCU25 » 2 1.40 0.09 1.27
    NG2M150LK KC5025 » 2 1.50 0.19 2.79
    NG2M150LK KCU25 » 2 1.50 0.19 2.79
    NG2M170LK KC5025 » 2 1.70 0.19 2.79
    NG2M170LK KCU25 » 2 1.70 0.19 2.79
    NG2M175LK KC5025 » 2 1.75 0.19 2.79
    NG2M175LK KCU25 » 2 1.75 0.19 2.79
    NG2M195LK KCU25 » 2 1.95 0.19 2.79
    NG2M200LK KC5025 » 2 2.00 0.19 2.79
    NG2M200LK KCU25 » 2 2.00 0.19 2.79
    NG2M220LK KCU25 » 2 2.20 0.19 2.79
    NG2M225LK KC5025 » 2 2.25 0.19 2.79
    NG2M225LK KCU25 » 2 2.25 0.19 2.79
    NG2M250LK KC5025 » 2 2.50 0.19 2.79
    NG2M250LK KCU25 » 2 2.50 0.19 2.79
    NG2M275LK KCU25 » 2 2.75 0.19 2.79
    NG2M300LK KC5025 » 2 3.00 0.19 2.79
    NG2M300LK KCU25 » 2 3.00 0.19 2.79
    NG2M325LK KCU25 » 2 3.25 0.19 2.79
    NG3047LK KC5025 » 3 1.19 0.19 1.91
    NG3047LK KCU25 » 3 1.19 0.19 1.91
    NG3062LK KC5025 » 3 1.58 0.19 2.39
    NG3062LK KCU25 » 3 1.58 0.19 2.39
    NG3062LK KT315 » 3 1.58 0.19 2.39
    NG3072LK KC5025 » 3 1.83 0.19 2.39
    NG3072LK KCU25 » 3 1.83 0.19 2.39
    NG3078LK KC5025 » 3 1.98 0.19 2.39
    NG3078LK KCU25 » 3 1.98 0.19 2.39
    NG3094LK KC5025 » 3 2.39 0.19 3.81
    NG3094LK KC9110 » 3 2.39 0.19 3.81
    NG3094LK KCU25 » 3 2.39 0.19 3.81
    NG3094LK KT315 » 3 2.39 0.19 3.81
    NG3125LK KC5025 » 3 3.18 0.19 3.81
    NG3125LK KC9110 » 3 3.18 0.19 3.81
    NG3125LK KCU25 » 3 3.18 0.19 3.81
    NG3156LK KC5025 » 3 3.96 0.19 3.81
    NG3156LK KCU25 » 3 3.96 0.19 3.81
    NG3189LK KC5025 » 3 4.80 0.57 3.81
    NG3189LK KC9110 » 3 4.80 0.57 3.81
    NG3189LK KCU25 » 3 4.80 0.57 3.81
    NG3M100LK KC5025 » 3 1.00 0.19 1.91
    NG3M100LK KCU25 » 3 1.00 0.19 1.91
    NG3M120LK KC5025 » 3 1.20 0.19 1.91
    NG3M120LK KCU25 » 3 1.20 0.19 1.91
    NG3M150LK KC5025 » 3 1.50 0.19 2.39
    NG3M150LK KC9110 » 3 1.50 0.19 2.39
    NG3M150LK KCU25 » 3 1.50 0.19 2.39
    NG3M175LK KC5025 » 3 1.75 0.19 2.39
    NG3M175LK KCU25 » 3 1.75 0.19 2.39
    NG3M200LK KC5025 » 3 2.00 0.19 2.39
    NG3M200LK KCU25 » 3 2.00 0.19 2.39
    NG3M220LK KC5025 » 3 2.20 0.19 2.39
    NG3M220LK KCU25 » 3 2.20 0.19 2.39
    NG3M225LK KC9110 » 3 2.24 0.19 2.39
    NG3M225LK KCU25 » 3 2.24 0.19 2.39
    NG3M250LK KC5025 » 3 2.50 0.19 3.81
    NG3M250LK KC9110 » 3 2.50 0.19 3.81
    NG3M250LK KCU25 » 3 2.50 0.19 3.81
    NG3M275LK KC5025 » 3 2.75 0.19 3.81
    NG3M275LK KCU25 » 3 2.75 0.19 3.81
    NG3M300LK KC5025 » 3 3.00 0.19 3.81
    NG3M300LK KC9110 » 3 3.00 0.19 3.81
    NG3M300LK KCU25 » 3 3.00 0.19 3.81
    NG3M320LK KC5025 » 3 3.20 0.19 3.81
    NG3M320LK KCU25 » 3 3.20 0.19 3.81
    NG3M325LK KC5025 » 3 3.25 0.19 3.81
    NG3M325LK KCU25 » 3 3.25 0.19 3.81
    NG3M350LK KC5025 » 3 3.50 0.32 3.81
    NG3M350LK KCU25 » 3 3.50 0.32 3.81
    NG3M400LK KC5025 » 3 4.00 0.32 3.81
    NG3M400LK KC9110 » 3 3.99 0.32 3.81
    NG3M400LK KCU25 » 3 3.99 0.32 3.81
    NG3M425LK KCU25 » 3 4.24 0.32 3.81
    NG3M450LK KCU25 » 3 4.50 0.32 3.81
    NG4125LK KCU25 » 4 3.18 0.19 3.81
    NG4189LK KC5025 » 4 4.80 0.57 6.35
    NG4189LK KC9110 » 4 4.80 0.57 6.35
    NG4189LK KCU25 » 4 4.80 0.57 6.35
    NG4250LK KC5025 » 4 6.35 0.57 6.35
    NG4250LK KCU25 » 4 6.35 0.57 6.35
    NG4M300LK KCU25 » 4 3.00 0.19 3.81
    NG4M350LK KC9110 » 4 3.50 0.57 6.35
    NG4M350LK KCU25 » 4 3.50 0.57 6.35
    NG4M400LK KC9110 » 4 4.00 0.57 6.35
    NG4M400LK KCU25 » 4 4.00 0.57 6.35
    NG4M450LK KC5025 » 4 4.50 0.57 6.35
    NG4M500LK KC9110 » 4 5.00 0.32 6.35
    NG4M500LK KCU25 » 4 5.00 0.32 6.35
    NG4M550LK KC5025 » 4 5.50 0.57 6.35
    NG4M550LK KCU25 » 4 5.50 0.57 6.35
    NG4M600LK KC5025 » 4 6.00 0.57 6.35
    NG4M600LK KCU25 » 4 6.00 0.57 6.35
    NG-LK

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

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