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.

A4C-L-CF

Cut-Off insert with CF(Cut-Off Fine Positive Rake) chipbreaker

Product Code	W	Radius	Seat
A4C0305L06CF02 KC5025 »	3.05	0.20	3
A4C0305L06CF02 KCU25 »	3.05	0.20	3
A4C0305L10CF02 KCU25 »	3.05	0.20	3

A4C-N-CF

Cut-Off insert with CF(Cut-Off Fine Positive Rake) chipbreaker

Product Code	W	Radius	Seat
A4C0305N00CF02 KC5025 »	3.05	0.20	3
A4C0305N00CF02 KCU25 »	3.05	0.20	3

A4C-R-CF

Cut-Off insert with CF(Cut-Off Fine Positive Rake) chipbreaker

Product Code	W	Radius	Seat
A4C0305R06CF02 KC5025 »	3.05	0.20	3
A4C0305R06CF02 KCU25 »	3.05	0.20	3
A4C0305R10CF02 KC5025 »	3.05	0.20	3
A4C0305R10CF02 KCU25 »	3.05	0.20	3

A4G-U-GMN

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

Product Code	W	Radius	Seat
A4G0305M03U02GMN KC5010 »	3.05	0.20	3
A4G0305M03U02GMN KC5025 »	3.05	0.20	3
A4G0305M03U02GMN KC9110 »	3.05	0.20	3
A4G0305M03U02GMN KC9125 »	3.05	0.20	3
A4G0305M03U02GMN KCP10 »	3.05	0.20	3
A4G0305M03U02GMN KCP25 »	3.05	0.20	3
A4G0305M03U02GMN KCU10 »	3.05	0.20	3
A4G0305M03U02GMN KCU25 »	3.05	0.20	3
A4G0305M03U02GMN KU30T »	3.05	0.20	3
A4G0305M03U04GMN KC5010 »	3.05	0.40	3
A4G0305M03U04GMN KC5025 »	3.05	0.40	3
A4G0305M03U04GMN KC9110 »	3.05	0.40	3
A4G0305M03U04GMN KC9125 »	3.05	0.40	3
A4G0305M03U04GMN KCP10 »	3.05	0.40	3
A4G0305M03U04GMN KCP25 »	3.05	0.40	3
A4G0305M03U04GMN KCU10 »	3.05	0.40	3
A4G0305M03U04GMN KCU25 »	3.05	0.40	3
A4G0305M03U04GMN KU30T »	3.05	0.40	3

A4G-U-GMP

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

Product Code	W	Radius	Seat
A4G0305M03U02GMP KC5010 »	3.05	0.20	3
A4G0305M03U02GMP KC5025 »	3.05	0.20	3
A4G0305M03U02GMP KC9110 »	3.05	0.20	3
A4G0305M03U02GMP KC9125 »	3.05	0.20	3
A4G0305M03U02GMP KCP10 »	3.05	0.20	3
A4G0305M03U02GMP KCP25 »	3.05	0.20	3
A4G0305M03U02GMP KCU10 »	3.05	0.20	3
A4G0305M03U02GMP KCU25 »	3.05	0.20	3
A4G0305M03U02GMP KT315 »	3.05	0.20	3
A4G0305M03U02GMP KU30T »	3.05	0.20	3
A4G0305M03U04GMP KC5010 »	3.05	0.40	3
A4G0305M03U04GMP KC5025 »	3.05	0.40	3
A4G0305M03U04GMP KC9110 »	3.05	0.40	3
A4G0305M03U04GMP KC9125 »	3.05	0.40	3
A4G0305M03U04GMP KCP10 »	3.05	0.40	3
A4G0305M03U04GMP KCP25 »	3.05	0.40	3
A4G0305M03U04GMP KCU10 »	3.05	0.40	3
A4G0305M03U04GMP KCU25 »	3.05	0.40	3
A4G0305M03U04GMP KT315 »	3.05	0.40	3

A4G-U-GUP

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

Product Code	W	Radius	Seat
A4G0305M03U02GUP KCP10 »	3.05	0.20	3
A4G0305M03U02GUP KCP25 »	3.05	0.20	3
A4G0305M03U02GUP KCU10 »	3.05	0.20	3
A4G0305M03U02GUP KCU25 »	3.05	0.20	3
A4G0305M03U04GUP KCP10 »	3.05	0.40	3
A4G0305M03U04GUP KCP25 »	3.05	0.40	3
A4G0305M03U04GUP KCU10 »	3.05	0.40	3
A4G0305M03U04GUP KCU25 »	3.05	0.40	3

A4R-U-GMN

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

Product Code	W	Radius	Seat
A4R0305M03U00GMN KC5010 »	3.05	1.50	3
A4R0305M03U00GMN KC5025 »	3.05	1.50	3
A4R0305M03U00GMN KC9110 »	3.05	1.50	3
A4R0305M03U00GMN KC9125 »	3.05	1.50	3
A4R0305M03U00GMN KCP10 »	3.05	1.50	3
A4R0305M03U00GMN KCP25 »	3.05	1.50	3
A4R0305M03U00GMN KCU10 »	3.05	1.50	3
A4R0305M03U00GMN KCU25 »	3.05	1.50	3