Kennametal A4 Grooving Inserts

A4™ Tooling and Beyond™ Inserts for All Your O.D. and I.D. Applications

Primary Application

Choose A4 tooling for turning, facing, grooving, face grooving, and cut-off applications across a broad range of workpiece materials. The unique clamping system and versatile insert geometry deliver the highest metal removal rates in the industry.

Features and Benefits

A4 Grooving and Turning System

One tool for turning, facing, grooving, face-grooving, and cut-off in O.D. and I.D. applications means exceptionally fast cycle times, no turret indexes!
Extra-long clamping area, ground 120° bottom prism seating surface, and an exclusive top guide rail combine to deliver unsurpassed grooving and side-turning stability!
Precise insert positioning is ensured for accurate cuts!
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.

A4G-U-GMN

Square insert with GMN(Grooving and turning medium machining stable cutting edge) chipbreaker

Product Code	W	Radius	Seat
A4G1005M10U08GMN KC5025 »	10.05	0.80	10
A4G1005M10U08GMN KCU25 »	10.05	0.80	10
A4G1005M10U12GMN KC5025 »	10.05	1.20	10

A4G-U-GMP

Square insert with GMP(Grooving and turning medium positive rake angle) chipbreaker

Product Code	W	Radius	Seat
A4G1005M10U08GMP KC5010 »	10.05	0.80	10
A4G1005M10U08GMP KC5025 »	10.05	0.80	10
A4G1005M10U08GMP KCU10 »	10.05	0.80	10
A4G1005M10U08GMP KCU25 »	10.05	0.80	10
A4G1005M10U12GMP KC5025 »	10.05	1.20	10

A4G-U-GUP

Square insert with GUP(Grooving and turning high positive geometry) chipbreaker

Product Code	W	Radius	Seat
A4G1005M10U08GUP KCU10 »	10.05	0.80	10
A4G1005M10U08GUP KCU25 »	10.05	0.80	10
A4G1005M10U12GUP KCU10 »	10.05	1.20	10
A4G1005M10U12GUP KCU25 »	10.05	1.20	10

A4R-U-GMN

Full Radius insert with GMN(Grooving and turning medium machining stable cutting edge) chipbreaker

Product Code	W	Radius	Seat
A4R1005M10U00GMN KC5010 »	10.05	5.00	10
A4R1005M10U00GMN KCU10 »	10.05	5.00	10
A4R1005M10U00GMN KCU25 »	10.05	5.00	10