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Top Notch™ Grooving
Show Filters
See all additional sizes and grades
See all additional sizes and grades
See all additional sizes and grades
See all additional sizes and grades
See all additional sizes and grades
See all additional sizes and grades
See all additional sizes and grades
See all additional sizes and grades
See all additional sizes and grades
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Workpiece Material
- Cast Iron (4)
- High-Temp Alloys (4)
- Non-Ferrous Materials (4)
- Stainless Steel (4)
- Steel (4)
Grade
- KC5010 (4)
- KCU10 (4)
- K68 (3)
- KC5025 (3)
- KCU25 (3)
- K313 (2)
- KWH (2)
- K420 (1)
- KCK20 (1)
Platform
- Top Notch (19)
Axial Groove Dia Max (METRIC)
- 9999.0000 (4)
Axial Groove Dia Max (INCH)
- 393.6610 (4)
Axial Groove Dia Min (METRIC)
- 139.7000 (4)
- 209.6000 (3)
- 88.9000 (1)
Axial Groove Dia Min (INCH)
- 5.5000 (4)
- 8.2520 (3)
- 3.5000 (1)
Shape (METRIC)
- TN-Top Notch (4)
Shape (INCH)
- TN-Top Notch (4)
Insert Hand (INCH)
- L - Left (4)
- R - Right (4)
Insert Hand (METRIC)
- L - Left (4)
- R - Right (4)
Insert Seat Size (INCH)
- 3 (4)
- 4 (3)
- 2 (1)
Insert Seat Size (METRIC)
- 3 (4)
- 4 (3)
- 2 (1)
Wiper Insert (METRIC)
- No (4)
Wiper Insert (INCH)
- No (4)
Cutting Width (METRIC)
- 1.5750 (4)
- 3.1750 (4)
- 2.3880 (3)
- 4.7750 (3)
- 6.3500 (3)
- 1.0000 (1)
- 1.5000 (1)
- 1.5700 (1)
- 2.0000 (1)
- 2.3900 (1)
- 2.5000 (1)
- 3.0000 (1)
- 3.1700 (1)
- 3.1800 (1)
- 3.5000 (1)
- 3.9600 (1)
- 3.9620 (1)
- 3.9740 (1)
- 4.0000 (1)
- 4.7800 (1)
- 4.7850 (1)
- 4.7880 (1)
- 5.0000 (1)
- 6.3600 (1)
Cutting Width (INCH)
- 0.0620 (4)
- 0.1250 (4)
- 0.1880 (4)
- 0.0940 (3)
- 0.2500 (3)
- 0.1560 (2)
- 0.0393 (1)
- 0.0591 (1)
- 0.0787 (1)
- 0.0984 (1)
- 0.1181 (1)
- 0.1378 (1)
- 0.1574 (1)
- 0.1969 (1)
- 0.3930 (1)
Min. Bore Diameter (INCH)
- 2.2500 (3)
- 2.5000 (3)
- 3.0000 (3)
- 0.7300 (2)
- 1.0000 (2)
- 1.1250 (2)
- 1.3750 (2)
- 1.7500 (2)
- 2.0000 (2)
- 2.3750 (2)
- 2.7500 (2)
- 3.2500 (2)
- 0.4400 (1)
- 0.4530 (1)
- 0.7280 (1)
- 0.8000 (1)
- 0.8660 (1)
- 0.8661 (1)
- 1.0240 (1)
- 1.3390 (1)
- 1.5000 (1)
- 1.7323 (1)
- 2.1260 (1)
- 2.2000 (1)
- 2.7559 (1)
- 3.5000 (1)
- 5.0000 (1)
- 5.7500 (1)
Min. Bore Diameter (METRIC)
- 57.1500 (3)
- 63.5000 (3)
- 76.2000 (3)
- 18.5420 (2)
- 22.0000 (2)
- 25.4000 (2)
- 28.5750 (2)
- 34.9250 (2)
- 44.4500 (2)
- 50.8000 (2)
- 60.3250 (2)
- 69.8500 (2)
- 82.5500 (2)
- 11.1760 (1)
- 11.1800 (1)
- 11.5000 (1)
- 127.0000 (1)
- 146.0500 (1)
- 18.5000 (1)
- 20.3200 (1)
- 26.0000 (1)
- 28.5800 (1)
- 34.0000 (1)
- 34.9200 (1)
- 38.1000 (1)
- 44.0000 (1)
- 54.0000 (1)
- 55.8800 (1)
- 70.0000 (1)
- 88.9000 (1)
Hand of Tool (INCH)
- R - Right (14)
- L - Left (10)
Hand of Tool (METRIC)
- R - Right (14)
- L - Left (10)
Connection Style (METRIC)
- Boring Bar Shank (7)
- Toolholder (6)
- Bolt-On Head (1)
Connection Style (INCH)
- Boring Bar Shank (7)
- Toolholder (6)
- Bolt-On Head (1)
Connection Type (METRIC)
- Boring Bar (7)
- Square Shank (6)
- Boring Bar Head (1)
Connection Type (INCH)
- Boring Bar (7)
- Square Shank (6)
- Boring Bar Head (1)
Internal Coolant Capability (METRIC)
- Yes (8)
- No (6)
Internal Coolant Capability (INCH)
- Yes (8)
- No (6)
Narrow by category:
Sorted By
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Grooving and Cut-Off
Grooving and Cut-Off KCU10
Top Notch™ Groove and Turn Inserts
ISO -
NRD4125L
ANSI -
NRD4125L
Grade -
KCU10
Product #
4176119
Additional sizes and grades
| Web Title | ISO | ANSI | First Choice | Product # |
|---|---|---|---|---|
| Grooving and Cut-Off KCU10 | NRD4094R | NRD4094R | No | 4176118 |
| Grooving and Cut-Off KCU10 | NRD4094L | NRD4094L | No | 4176117 |
| Grooving and Cut-Off KCU10 | NRD4062R | NRD4062R | No | 4176116 |
| Grooving and Cut-Off KCU10 | NRD4062L | NRD4062L | No | 4176115 |
| Grooving and Cut-Off KCU10 | NRD3062R | NRD3062R | No | 4175968 |
Grooving and Cut-Off
Grooving and Cut-Off KCU10
Top Notch™ Groove and Turn Inserts
ISO -
NR4125RK
ANSI -
NR4125RK
Grade -
KCU10
Product #
4176114
Additional sizes and grades
| Web Title | ISO | ANSI | First Choice | Product # |
|---|---|---|---|---|
| Grooving and Cut-Off KCU10 | NR4125LK | NR4125LK | No | 4176112 |
| Grooving and Cut-Off KCU10 | NR4094RK | NR4094RK | No | 4176110 |
| Grooving and Cut-Off KCU10 | NR4094LK | NR4094LK | No | 4176109 |
| Grooving and Cut-Off KCU10 | NR4062RK | NR4062RK | No | 4176108 |
| Grooving and Cut-Off KCU10 | NR4062LK | NR4062LK | No | 4176107 |
Grooving and Cut-Off
Grooving and Cut-Off KCU10
Top Notch™ Groove and Turn Inserts
ISO -
NR4125R
ANSI -
NR4125R
Grade -
KCU10
Product #
4176113
Additional sizes and grades
| Web Title | ISO | ANSI | First Choice | Product # |
|---|---|---|---|---|
| Grooving and Cut-Off KCU10 | NR3M150L | NR3M150L | No | 4175964 |
| Grooving and Cut-Off KCU10 | NR3094R | NR3094R | No | 4175963 |
| Grooving and Cut-Off KCU10 | NR3062R | NR3062R | No | 4175958 |
| Grooving and Cut-Off KCU10 | NR3062L | NR3062L | No | 4175956 |
| Grooving and Cut-Off KCU10 | NR3047R | NR3047R | No | 4175954 |
Grooving and Cut-Off
Grooving and Cut-Off KCU10
Top Notch™ Groove and Turn Inserts
ISO -
NRP3094R
ANSI -
NRP3094R
Grade -
KCU10
Product #
4175977
Additional sizes and grades
| Web Title | ISO | ANSI | First Choice | Product # |
|---|---|---|---|---|
| Grooving and Cut-Off KCU10 | NRP3094L | NRP3094L | No | 4175976 |
| Grooving and Cut-Off KCU10 | NRP3062R | NRP3062R | No | 4175975 |
| Grooving and Cut-Off KCU10 | NRP3047R | NRP3047R | No | 4175972 |
| Grooving and Cut-Off KCU10 | NRP3047L | NRP3047L | No | 4175971 |
| Grooving and Cut-Off KCU10 | NRP3031R | NRP3031R | No | 4175970 |
Threading
Threading KWH
Top Notch™ Threading Boring Bars
ISO -
E16RNNTOR2
ANSI -
E16RNNTOR2
Grade -
KWH
Product #
1152834
Threading
Threading KWH
Top Notch™ Threading Boring Bars
ISO -
E08NEL2
ANSI -
E08NEL2
Grade -
KWH
Product #
1152689
Additional sizes and grades
Threading
Threading
Top Notch™ Threading Boring Bars
ISO -
A50UNNTOR4
ANSI -
A50UNNTOR4
Grade -
N/A
Product #
1099003
Additional sizes and grades
Threading
Threading
Top Notch™ Threading Boring Bars
ISO -
A12MNNTOR1
ANSI -
A12MNNTOR1
Grade -
N/A
Product #
1098944
Additional sizes and grades
| Web Title | ISO | ANSI | First Choice | Product # |
|---|---|---|---|---|
| Threading | A10KNNTOR1 | A10KNNTOR1 | No | 1098943 |
Grooving and Cut-Off
Grooving and Cut-Off
Top Notch™ Integral Toolholders
ISO -
NRL2525M3
ANSI -
NRL2525M3
Grade -
N/A
Product #
1098884
Additional sizes and grades
| Web Title | ISO | ANSI | First Choice | Product # |
|---|---|---|---|---|
| Grooving and Cut-Off | NRL2020K3 | NRL2020K3 | No | 1098883 |
| Grooving and Cut-Off | NRR2525M3 | NRR2525M3 | No | 1098813 |
| Grooving and Cut-Off | NRR2020K3 | NRR2020K3 | No | 1098812 |
| Grooving and Cut-Off | NRR163D | NRR163D | No | 1097583 |
| Grooving and Cut-Off | NRR203D | NRR203D | No | 1097581 |
Threading
Threading
Top Notch™ Threading Toolholders
ISO -
NEL2525M4
ANSI -
NEL2525M4
Grade -
N/A
Product #
1098879
Additional sizes and grades
Threading
Threading
Top Notch™ Threading Toolholders
ISO -
NSL3232P4
ANSI -
NSL3232P4
Grade -
N/A
Product #
1098872
Additional sizes and grades
Threading
Threading
Top Notch™ Threading Toolholders
ISO -
NASL1616K3Q
ANSI -
NASL1616K3Q
Grade -
N/A
Product #
1098857
Additional sizes and grades
Threading
Threading
Top Notch™ Threading Cartridges
ISO -
NEL12CA2
ANSI -
NEL12CA2
Grade -
N/A
Product #
1098624
Additional sizes and grades
| Web Title | ISO | ANSI | First Choice | Product # |
|---|---|---|---|---|
| Threading | NER12CA2 | NER12CA2 | No | 1098380 |
Threading
Threading
Top Notch™ Threading Toolholders
ISO -
NSRDH204D
ANSI -
NSRDH204D
Grade -
N/A
Product #
1097650
Additional sizes and grades
| Web Title | ISO | ANSI | First Choice | Product # |
|---|---|---|---|---|
| Threading | NSRDH123A | NSRDH123A | No | 1097649 |
| Threading | NSRDH163C | NSRDH163C | No | 1097646 |
| Threading | NSRDH162C | NSRDH162C | No | 1097645 |
| Threading | NSRDH122B | NSRDH122B | No | 1097644 |
Grooving and Cut-Off
Grooving and Cut-Off
Top Notch™ Integral Toolholders
ISO -
NSR166D
ANSI -
NSR166D
Grade -
N/A
Product #
1097604
Additional sizes and grades
| Web Title | ISO | ANSI | First Choice | Product # |
|---|---|---|---|---|
| Grooving and Cut-Off | NSR206D | NSR206D | No | 1097602 |
| Grooving and Cut-Off | NSR204C | NSR204C | No | 1097600 |
| Grooving and Cut-Off | NSR244E | NSR244E | No | 1097597 |
| Grooving and Cut-Off | NSR164D | NSR164D | No | 1097595 |
| Grooving and Cut-Off | NSR204D | NSR204D | No | 1097593 |
Threading
Threading
Top Notch™ Threading Boring Heads
ISO -
H40NER6W
ANSI -
H40NER6W
Grade -
N/A
Product #
1095571
Additional sizes and grades
- 1
- 2