Kennametal Top Notch Grooving Inserts

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.

NG-L

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

Product Code	Seat	W	RR	T
NG2031L K313 »	2	0.79	0.09	1.27
NG2031L KC5010 »	2	0.79	0.09	1.27
NG2031L KCU10 »	2	0.79	0.09	1.27
NG2031L KCU25 »	2	0.79	0.09	1.27

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

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 KC5010 »	2	0.79	0.09	1.27
NG2031LK KC5025 »	2	0.79	0.09	1.27
NG2031LK KCU10 »	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

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

NG-R

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

Product Code	Seat	W	RR	T
NG2031R K313 »	2	0.79	0.09	1.27
NG2031R KC5010 »	2	0.79	0.09	1.27
NG2031R KC5025 »	2	0.79	0.09	1.27
NG2031R KCU10 »	2	0.79	0.09	1.27
NG2031R KCU25 »	2	0.79	0.09	1.27

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
NG2031RK KC5010 »	2	0.79	0.09	1.27
NG2031RK KC5025 »	2	0.79	0.09	1.27
NG2031RK KCU10 »	2	0.79	0.09	1.27
NG2031RK KCU25 »	2	0.79	0.09	1.27
NG2031RK KT315 »	2	0.79	0.09	1.27

NGP-L

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

Product Code	Seat	W	RR	T
NGP2031L KC5010 »	2	0.79	0.09	1.27
NGP2031L KC5410 »	2	0.79	0.09	1.27
NGP2031L KCU10 »	2	0.79	0.09	1.27

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

NGP-R

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

Product Code	Seat	W	RR	T
NGP2031R KC5010 »	2	0.79	0.09	1.27
NGP2031R KC5410 »	2	0.79	0.09	1.27
NGP2031R KCU10 »	2	0.79	0.09	1.27