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-GMP

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

Product Code	W	Radius	Seat
A4G0205M02U02GMP KC9110 »	2.05	0.20	2
A4G0205M02U02GMP KC5025 »	2.05	0.20	2
A4G0205M02U02GMP KC5010 »	2.05	0.20	2

A4G-U-GMN

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

Product Code	W	Radius	Seat
A4G0205M02U02GMN KCP10 »	2.05	0.20	2
A4G0205M02U02GMN KC9110 »	2.05	0.20	2
A4G0205M02U02GMN KC5025 »	2.05	0.20	2
A4G0205M02U02GMN KC5010 »	2.05	0.20	2

A4G-P-GMP

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

Product Code	W	Radius	Seat
A4G0200M02P02GMP KC5025 »	2.00	0.20	2
A4G0200M02P02GMP KC5010 »	2.00	0.20	2

A4C-R-CF

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

Product Code	W	Radius	Seat
A4C0405R10CF02 KCU25 »	4.05	0.20	4
A4C0405R10CF02 KC5025 »	4.05	0.20	4
A4C0405R06CF02 KCU25 »	4.05	0.20	4
A4C0305R10CF02 KCU25 »	3.05	0.20	3
A4C0305R10CF02 KC5025 »	3.05	0.20	3
A4C0305R06CF02 KCU25 »	3.05	0.20	3
A4C0305R06CF02 KC5025 »	3.05	0.20	3
A4C0255R06CF02 KC5025 »	2.00	0.20	2B
A4C0205R10CF02 KCU25 »	1.99	0.20	2
A4C0205R06CF02 KCU25 »	1.99	0.20	2
A4C0205R06CF02 KC5025 »	1.99	0.20	2
A4C0155R16CF01 KC5025 »	1.50	0.20	1
A4C0155R10CF01 KCU25 »	1.50	0.20	1
A4C0155R06CF01 KC5025 »	1.50	0.20	1

A4C-N-CF

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

Product Code	W	Radius	Seat
A4C0405N00CF02 KCU25 »	4.05	0.20	4
A4C0405N00CF02 KC5025 »	4.05	0.20	4
A4C0305N00CF02 KCU25 »	3.05	0.20	3
A4C0305N00CF02 KC5025 »	3.05	0.20	3
A4C0255N00CF02 KCU25 »	2.50	0.20	2B
A4C0255N00CF02 KC5025 »	2.50	0.20	2B
A4C0205N00CF02 KCU25 »	2.05	0.20	2
A4C0205N00CF02 KC5025 »	2.05	0.20	2
A4C0155N00CF01 KCU25 »	1.50	0.20	1
A4C0155N00CF01 KC5025 »	1.50	0.20	1

A4C-L-CF

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

Product Code	W	Radius	Seat
A4C0405L10CF02 KCU25 »	4.05	0.20	4
A4C0405L10CF02 KC5025 »	4.05	0.20	4
A4C0405L06CF02 KCU25 »	4.05	0.20	4
A4C0305L10CF02 KCU25 »	3.05	0.20	3
A4C0305L06CF02 KCU25 »	3.05	0.20	3
A4C0305L06CF02 KC5025 »	3.05	0.20	3
A4C0205L10CF02 KC5025 »	1.99	0.20	2
A4C0205L06CF02 KCU25 »	1.99	0.20	2
A4C0155L06CF01 KC5025 »	1.50	0.20	1