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.

NGD-RK

Chip control geometry. Deep grooving. Light turning. 10°/Positive rake angle.

Product Code	Seat	W	RR	T
NGD3062RK K313 »	3	1.58	0.19	3.18
NGD3094RK K313 »	3	2.39	0.19	6.35
NGD3125RK K313 »	3	3.18	0.19	6.35
NGD4189RK K313 »	4	4.80	0.57	9.53
NGD4250RK K313 »	4	6.35	0.57	12.70

NGD-LK

Chip control geometry. Deep grooving. Light turning. 10°/Positive rake angle.

Product Code	Seat	W	RR	T
NGD3094LK K313 »	3	2.39	0.19	6.35
NGD3125LK K313 »	3	3.18	0.19	6.35

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

NGD-L

Deep grooving. Neutral rake angle.

Product Code	Seat	W	RR	T
NGD3189L K313 »	3	4.80	0.57	6.35
NGD4250L K313 »	4	6.35	0.57	12.70

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

NGD-R

Deep grooving. Neutral rake angle.

Product Code	Seat	W	RR	T
NGD3189R K313 »	3	4.80	0.57	6.35
NGD4250R K313 »	4	6.35	0.57	12.70