Kennametal ISO Boring Bars

Inserts for Every Turning Operation

Kennametal, the trusted innovator in metalcutting technology, offers a complete range of indexable inserts for general turning operations. From roughing to finishing, Kennametal has the correct insert.

Plus, Kennametal offers the next generation in tooling with Beyond™. Harnessing advanced science and exceptional experience, our Beyond inserts deliver unparalleled levels of productivity, efficiency, dependability, and profitability.

Features and Benefits

Up to 30% Higher Productivity and Profitability

Achieve higher metal removal rates
(speed, feed, and depth of cut).
Gain longer tool life.

Reliability

Deliver uniform wear for predictable tool life.
Achieve reduced depth-of-cut notching.
Virtually eliminate chip flow damage.

Versatility

Products can be applied across a wide range of applications.
Can be used in low- to high-speed applications.

Complete Portfolio

The Beyond product portfolio can be used in a complete range of steel, cast iron, and stainless steel ISO turning workpieces.

Click through to the products to see videos of them in action, and also find their related matching tools.

A-DDUN-KC 93°

Product Code	D	D min	F	L1	Angle F	Angle P
A50UDDUNR15KC06 »	50.00	63.00	35.00	350.00	-7.00	-5.00
A50UDDUNL15KC06 »	50.00	63.00	35.00	350.00	-7.00	-5.00
A40TDDUNR15KC06 »	40.00	50.00	27.00	300.00	-9.00	-5.00
A40TDDUNL15KC06 »	40.00	50.00	27.00	300.00	-9.00	-5.00
A32SDDUNR15KC06 »	32.00	40.00	22.00	250.00	-12.00	-6.00
A32SDDUNR11KC04 »	32.00	40.00	22.00	250.00	-12.00	-5.00
A32SDDUNL15KC06 »	32.00	40.00	22.00	250.00	-12.00	-6.00
A32SDDUNL11KC04 »	32.00	40.00	22.00	250.00	-12.00	-5.00
A25RDDUNR11KC04 »	25.00	32.00	17.00	200.00	-12.00	-5.00
A25RDDUNL11KC04 »	25.00	32.00	17.00	200.00	-12.00	-5.00

A-DWLN-KC 95°

Product Code	D	D min	F	L1	Angle F
A40TDWLNR08KC04 »	40.00	50.00	27.00	300.00	-14.00
A40TDWLNL08KC04 »	40.00	50.00	27.00	300.00	-14.00
A32SDWLNR08KC04 »	32.00	40.00	22.00	250.00	-14.00
A32SDWLNL08KC04 »	32.00	40.00	22.00	250.00	-14.00
A25RDWLNR08KC04 »	25.00	32.00	17.00	200.00	-12.00
A25RDWLNR06KC04 »	25.00	32.00	17.00	200.00	-14.00
A25RDWLNL08KC04 »	25.00	32.00	17.00	200.00	-12.00
A25RDWLNL06KC04 »	25.00	32.00	17.00	200.00	-14.00

A-DVUN-KC 93°

Product Code	D	D min	F	L1	Angle F
A40TDVUNR16KC04 »	40.00	50.00	27.00	300.00	-8.00
A40TDVUNL16KC04 »	40.00	50.00	27.00	300.00	-8.00
A32SDVUNR16KC04 »	32.00	40.00	22.00	250.00	-9.00
A32SDVUNL16KC04 »	32.00	40.00	22.00	250.00	-9.00

A-DSKN-KC 75°

Product Code	D	D min	F	L1	L1A	Angle F	Angle P
A40TDSKNR15KC06 »	40.00	50.00	27.00	300.00	3.70	-12.00	-5.00
A40TDSKNR12KC04 »	40.00	50.00	27.00	300.00	3.04	-9.00	-5.00
A40TDSKNL15KC06 »	40.00	50.00	27.00	300.00	3.70	-12.00	-5.00
A40TDSKNL12KC04 »	40.00	50.00	27.00	300.00	3.04	-9.00	-5.00
A32SDSKNR12KC04 »	32.00	40.00	22.00	250.00	3.04	-14.00	-5.00
A32SDSKNL12KC04 »	32.00	40.00	22.00	250.00	3.04	-14.00	-5.00
A25RDSKNR12KC04 »	25.00	32.00	17.00	200.00	3.04	-13.00	-15.00
A25RDSKNL12KC04 »	25.00	32.00	17.00	200.00	3.04	-13.00	-15.00

A-DDQN-KC 107.5°

Product Code	D	D min	F	L1	Angle F	Angle P
A40TDDQNR15KC06 »	40.00	50.00	27.00	300.00	-10.00	-10.00
A40TDDQNL15KC06 »	40.00	50.00	27.00	300.00	-10.00	-10.00
A32SDDQNR15KC06 »	32.00	40.00	22.00	250.00	-12.00	-10.00
A32SDDQNL15KC06 »	32.00	40.00	22.00	250.00	-12.00	-10.00
A25RDDQNR11KC04 »	25.00	32.00	17.00	200.00	-11.00	-7.00
A25RDDQNL11KC04 »	25.00	32.00	17.00	200.00	-11.00	-7.00

A-DDPN-KC 117.5°

Product Code	D	D min	F	L1	L1A	L	Angle F
A40TDDPNR15KC06 »	40.00	52.00	30.00	300.00	6.57	306.57	-10.00
A40TDDPNL15KC06 »	40.00	52.00	30.00	300.00	6.57	306.57	-10.00
A32SDDPNR15KC06 »	32.00	45.00	27.00	250.00	6.53	256.53	-12.00
A32SDDPNL15KC06 »	32.00	45.00	27.00	250.00	6.53	256.53	-12.00
A25RDDPNR11KC04 »	25.00	37.00	22.00	200.00	4.80	204.80	-10.00
A25RDDPNL11KC04 »	25.00	37.00	22.00	200.00	4.80	204.80	-10.00

A-DCLN KC 95°

Product Code	D	D min	F	L1	Angle F
A40TDCLNR16KC06 »	40.00	50.00	27.00	300.00	-12.00
A40TDCLNR12KC04 »	40.00	50.00	27.00	300.00	-9.00
A40TDCLNL16KC06 »	40.00	50.00	27.00	300.00	-12.00
A40TDCLNL12KC04 »	40.00	50.00	27.00	300.00	-9.00
A32SDCLNR12KC04 »	32.00	40.00	22.00	250.00	-12.00
A32SDCLNL12KC04 »	32.00	40.00	22.00	250.00	-12.00
A25RDCLNR12KC04 »	25.00	32.00	17.00	200.00	-12.00
A25RDCLNL12KC04 »	25.00	32.00	17.00	200.00	-12.00

A-STFP 90°

Product Code	D	D min	F	L1	A	Angle F	Hex
A32TSTFPR16 »	32.00	40.00	22.00	300.00	-	-2.00	3.50
A25TSTFPR16 »	25.00	32.00	17.00	300.00	-	-	-
A25TSTFPL16 »	25.00	32.00	17.00	300.00	-	-	-
A20SSTFPR16 »	20.00	25.00	13.00	250.00	-	-2.00	-
A20SSTFPL16 »	20.00	25.00	13.00	250.00	-	-2.00	-
A16RSTFPR11 »	16.00	20.00	11.00	200.00	-	-	-
A16RSTFPL11 »	16.00	20.00	11.00	200.00	-	-	-
A12MSTFPR11 »	12.00	16.00	9.00	150.00	4.00	-2.00	-
A12MSTFPL11 »	12.00	16.00	9.00	150.00	4.00	-2.00	-
A10KSTFPR11 »	10.00	13.00	7.00	125.00	3.18	-4.00	-
A10KSTFPL11 »	10.00	13.00	7.00	125.00	3.18	-4.00	-
A08JSTFPR09 »	8.00	11.00	6.00	110.00	2.40	-8.00	-
A08JSTFPL09 »	8.00	11.00	6.00	110.00	2.40	-8.00	-

A-STFC 90°

Product Code	D	D min	F	L1	A	Angle F	Hex
A32TSTFCR16 »	32.00	40.00	22.00	300.00	-	-2.00	3.50
A12MSTFCR11 »	12.00	16.00	9.00	150.00	-	-6.00	-
A12MSTFCL11 »	12.00	16.00	9.00	150.00	-	-6.00	-
A10KSTFCR11 »	10.00	13.00	7.00	125.00	3.18	-7.00	-
A10KSTFCL11 »	10.00	13.00	7.00	125.00	3.18	-7.00	-

A-SDUC 93°

Product Code	D	D min	F	L1	A	Angle F	Hex
A32TSDUCR15 »	32.00	40.00	22.00	300.00	-	-7.00	4.00
A32TSDUCL15 »	32.00	40.00	22.00	300.00	-	-7.00	4.00
A25TSDUCR11 »	25.00	32.00	17.00	300.00	-	-4.00	-
A25TSDUCL11 »	25.00	32.00	17.00	300.00	-	-4.00	-
A20SSDUCR11 »	20.00	25.00	13.00	250.00	-	-5.00	-
A20SSDUCL11 »	20.00	25.00	13.00	250.00	-	-5.00	-
A16RSDUCR11 »	16.00	20.00	11.00	200.00	-	-6.00	-
A16RSDUCR07 »	16.00	20.00	11.00	200.00	-	-4.00	-
A16RSDUCL11 »	16.00	20.00	11.00	200.00	-	-6.00	-
A16RSDUCL07 »	16.00	20.00	11.00	200.00	-	-4.00	-
A12MSDUCR07 »	12.00	16.00	9.00	150.00	-	-4.00	-
A12MSDUCL07 »	12.00	16.00	9.00	150.00	-	-4.00	-
A10KSDUCR07 »	10.00	13.00	7.00	125.00	3.20	-7.00	-
A10KSDUCL07 »	10.00	13.00	7.00	125.00	3.20	-7.00	-

A-SCLC 95°

Product Code	D	D min	F	L1	A	Angle F	Hex
A32TSCLCR12 »	32.00	40.00	22.00	300.00	-	-7.00	4.00
A32TSCLCL12 »	32.00	40.00	22.00	300.00	-	-7.00	4.00
A25TSCLCR12 »	25.00	32.00	17.00	300.00	-	-7.00	-
A25TSCLCL12 »	25.00	32.00	17.00	300.00	-	-7.00	-
A20SSCLCR09 »	20.00	25.00	13.00	250.00	-	-5.00	-
A20SSCLCL09 »	20.00	25.00	13.00	250.00	-	-5.00	-
A16RSCLCR09 »	16.00	20.00	11.00	200.00	-	-7.00	-
A16RSCLCL09 »	16.00	20.00	11.00	200.00	-	-7.00	-
A12MSCLCR06 »	12.00	16.00	9.00	150.00	4.00	-6.00	-
A12MSCLCL06 »	12.00	16.00	9.00	150.00	4.00	-6.00	-
A10KSCLCR06 »	10.00	13.00	7.00	125.00	3.18	-7.00	-
A10KSCLCL06 »	10.00	13.00	7.00	125.00	3.18	-7.00	-
A08JSCLCR06 »	8.00	11.00	6.00	110.00	2.40	-8.00	-
A08JSCLCL06 »	8.00	11.00	6.00	110.00	2.40	-8.00	-

A-DTFN-KC 90°

Product Code	D	D min	F	L1	Angle F
A32SDTFNR16KC04 »	32.00	40.00	22.00	250.00	-12.00
A32SDTFNL16KC04 »	32.00	40.00	22.00	250.00	-12.00
A25RDTFNR16KC04 »	25.00	32.00	17.00	200.00	-14.00
A25RDTFNL16KC04 »	25.00	32.00	17.00	200.00	-14.00

A-SVUB 93°

Product Code	D	D min	F	L1
A25TSVUBR16 »	25.00	32.00	17.00	300.00
A25TSVUBL16 »	25.00	32.00	17.00	300.00
A20SSVUBR11 »	20.00	25.00	13.00	250.00
A20SSVUBL11 »	20.00	25.00	13.00	250.00

A-SVQB 107.5 DE

Product Code	D	D min	F	L1	Angle F
A25TSVQBR16 »	25.00	32.00	17.00	300.00	-6.00
A25TSVQBL16 »	25.00	32.00	17.00	300.00	-6.00
A20SSVQBR11 »	20.00	25.00	13.00	250.00	-6.00
A20SSVQBL11 »	20.00	25.00	13.00	250.00	-6.00
A16RSVQBR11 »	16.00	20.00	11.00	200.00	-7.00
A16RSVQBL11 »	16.00	20.00	11.00	200.00	-7.00

A-SDUP 93°

Product Code	D	D min	F	L1	A	Angle F
A25TSDUPR11 »	25.00	32.00	17.00	300.00	-	-
A25TSDUPL11 »	25.00	32.00	17.00	300.00	-	-
A20SSDUPR11 »	20.00	25.00	13.00	250.00	-	-2.00
A20SSDUPL11 »	20.00	25.00	13.00	250.00	-	-2.00
A16RSDUPR07 »	16.00	20.00	11.00	200.00	4.00	-
A16RSDUPL07 »	16.00	20.00	11.00	200.00	4.00	-
A12MSDUPR07 »	12.00	16.00	9.00	150.00	4.00	-2.00
A12MSDUPL07 »	12.00	16.00	9.00	150.00	4.00	-2.00

A-SDQP 107.5°

Product Code	D	D min	F	L1	Angle F
A25TSDQPR11 »	25.00	32.00	17.00	300.00	-
A25TSDQPL11 »	25.00	32.00	17.00	300.00	-
A20SSDQPR11 »	20.00	25.00	13.00	250.00	-2.00
A20SSDQPL11 »	20.00	25.00	13.00	250.00	-2.00
A16RSDQPR07 »	16.00	20.00	11.00	200.00	-
A16RSDQPL07 »	16.00	20.00	11.00	200.00	-
A12MSDQPR07 »	12.00	16.00	9.00	150.00	-2.00
A12MSDQPL07 »	12.00	16.00	9.00	150.00	-2.00

A-SDQC 107.5°

Product Code	D	D min	F	L1	A	Angle F
A25TSDQCR11 »	25.00	32.00	17.00	300.00	-	-4.00
A25TSDQCL11 »	25.00	32.00	17.00	300.00	-	-4.00
A20SSDQCR11 »	20.00	25.00	13.00	250.00	-	-5.00
A20SSDQCL11 »	20.00	25.00	13.00	250.00	-	-5.00
A16RSDQCR07 »	16.00	20.00	11.00	200.00	-	-5.00
A16RSDQCL07 »	16.00	20.00	11.00	200.00	-	-5.00
A12MSDQCR07 »	12.00	16.00	9.00	150.00	4.00	-6.00
A12MSDQCL07 »	12.00	16.00	9.00	150.00	4.00	-6.00

A-SCFC 90°

Product Code	D	D min	F	L1
A25TSCFCR12 »	25.00	32.00	17.00	300.00
A25TSCFCL12 »	25.00	32.00	17.00	300.00

Q-SWLC 95°

Product Code	D	D min	F	L1	A	Angle F
A20SSWLCR06 »	20.00	25.00	13.00	250.00	-	-5.00
A16RSWLCR06 »	16.00	20.00	11.00	200.00	-	-7.00
A16RSWLCL06 »	16.00	20.00	11.00	200.00	-	-7.00
A12MSWLCR04 »	12.00	16.00	9.00	150.00	-	-6.00
A12MSWLCL04 »	12.00	16.00	9.00	150.00	-	-6.00
A10KSWLCR04 »	10.00	13.00	7.00	125.00	3.00	-7.00

A-SSKP 75°

Product Code	D	D min	F	L1	L1A
A20SSSKPR09 »	20.00	25.00	13.00	250.00	2.20

A-SDXP 95°

Product Code	D	D min	F	L1	L	L4
A20SSDXPR11 »	20.00	25.00	13.00	250.00	270.00	50.80
A20SSDXPL11 »	20.00	25.00	13.00	250.00	270.00	50.80
A16RSDXPR07 »	16.00	20.00	11.00	200.00	212.00	18.15
A16RSDXPL07 »	16.00	20.00	11.00	200.00	212.00	18.15
A12MSDXPR07 »	12.00	16.00	9.00	150.00	162.00	17.07
A12MSDXPL07 »	12.00	16.00	9.00	150.00	162.00	17.07

A-SCLP 95°

Product Code	D	D min	F	L1	A	Angle F
A20SSCLPR09 »	20.00	25.00	13.00	250.00	-	-2.00
A20SSCLPR06 »	20.00	25.00	13.00	250.00	-	-3.00
A20SSCLPL09 »	20.00	25.00	13.00	250.00	-	-2.00
A20SSCLPL06 »	20.00	25.00	13.00	250.00	-	-3.00
A16RSCLPR09 »	16.00	20.00	11.00	200.00	-	-4.00
A16RSCLPR06 »	16.00	20.00	11.00	200.00	-	-5.00
A16RSCLPL09 »	16.00	20.00	11.00	200.00	-	-4.00
A16RSCLPL06 »	16.00	20.00	11.00	200.00	-	-5.00
A12MSCLPR06 »	12.00	16.00	9.00	150.00	4.00	-3.00
A12MSCLPL06 »	12.00	16.00	9.00	150.00	4.00	-3.00
A10KSCLPR06 »	10.00	13.00	7.00	125.00	3.18	-4.00
A10KSCLPL06 »	10.00	13.00	7.00	125.00	3.18	-4.00
A08JSCLPR06 »	8.00	11.00	6.00	110.00	2.40	-6.00
A08JSCLPL06 »	8.00	11.00	6.00	110.00	2.40	-6.00

A-SCFP 90°

Product Code	D	D min	F	L1	A	Angle F
A20SSCFPR09 »	20.00	25.00	13.00	250.00	-	-2.00
A20SSCFPR06 »	20.00	25.00	13.00	250.00	-	-3.00
A20SSCFPL09 »	20.00	25.00	13.00	250.00	-	-2.00
A20SSCFPL06 »	20.00	25.00	13.00	250.00	-	-3.00
A16RSCFPR09 »	16.00	20.00	11.00	200.00	-	-4.00
A16RSCFPR06 »	16.00	20.00	11.00	200.00	-	-5.00
A16RSCFPL09 »	16.00	20.00	11.00	200.00	-	-4.00
A16RSCFPL06 »	16.00	20.00	11.00	200.00	-	-5.00
A12MSCFPR06 »	12.00	16.00	9.00	150.00	-	-4.00
A12MSCFPL06 »	12.00	16.00	9.00	150.00	-	-4.00
A10KSCFPR06 »	10.00	13.00	7.00	125.00	3.18	-6.00
A10KSCFPL06 »	10.00	13.00	7.00	125.00	3.18	-6.00
A08JSCFPR06 »	8.00	11.00	6.00	110.00	2.40	-8.00
A08JSCFPL06 »	8.00	11.00	6.00	110.00	2.40	-8.00

A-STLD 95°

Product Code	D	D min	D2	F	L1	A
A20RSTLDR16 »	20.00	21.20	20.19	10.90	200.00	7.20
A08HSTLDR07 »	8.00	-	8.20	4.80	100.00	2.00
A06HSTLDR07 »	6.00	-	6.20	3.71	100.00	1.00

A-STWP 60°

Product Code	D	D min	F	L1	L1A	A	Angle F
A16RSTWPR11 »	16.00	20.00	11.00	200.00	4.97	-	-2.00
A16RSTWPL11 »	16.00	20.00	11.00	200.00	4.97	-	-2.00
A12MSTWPR11 »	12.00	16.00	9.00	150.00	4.97	-	-2.00
A12MSTWPL11 »	12.00	16.00	9.00	150.00	4.97	-	-2.00
A10KSTWPR11 »	10.00	13.00	7.00	125.00	4.97	3.18	-4.00
A10KSTWPL11 »	10.00	13.00	7.00	125.00	4.97	3.18	-4.00

A-SSKC 75°

Product Code	D	D min	F	L1	L1A
A16RSSKCR09 »	16.00	20.00	11.00	200.00	2.22

A-SCXP 95°

Product Code	D	D min	F	L1	L	L4	A	Angle F
A16RSCXPR09 »	16.00	20.00	11.00	200.00	218.00	17.80	-	-4.00
A12MSCXPR06 »	12.00	16.00	9.00	150.00	161.00	16.40	-	-3.00
A10KSCXPR06 »	10.00	13.00	7.00	125.00	136.00	15.90	3.18	-4.00

A-SWUP 93°

Product Code	D	D min	D2	F	L1	L2	A
A12MSWUPR04 »	12.00	12.90	12.20	6.55	150.00	152.00	3.00
A08HSWUPRS3 »	8.00	-	8.20	4.42	100.00	102.00	2.00
A06HSWUPRS3 »	6.00	-	6.20	3.43	100.00	102.00	1.00
A06HSWUPLS3 »	6.00	-	6.20	3.43	100.00	102.00	1.00

A-STFD 90°

Product Code	D	D min	D2	F	L1	A
A12MSTFDL11 »	12.00	13.20	12.20	6.81	150.00	3.00
A08HSTFDR07 »	8.00	-	8.20	4.80	100.00	2.00
A06HSTFDR07 »	6.00	-	6.20	3.71	100.00	1.00

A-SCLD 95°

Product Code	D	D min	D2	F	L1	L2	L	L4	A
A08XSCLDRS4 »	8.00	9.00	8.20	4.70	76.00	-	-	-	2.00
A08XSCLDLS4 »	8.00	9.00	8.20	4.70	76.00	-	-	-	2.00
A06XSCLDRS4 »	6.00	7.10	6.20	3.73	65.00	-	-	-	1.00
A06XSCLDLS4 »	6.00	7.10	6.20	3.73	65.00	-	-	-	1.00
A0612ESCLDRS419 »	12.00	7.20	6.60	3.68	70.00	19.05	-	19.05	1.00
A0610HSCLDRS4 »	10.00	7.60	-	3.81	100.08	32.00	100.00	32.00	3.18
A05XSCLDRS4 »	5.00	5.80	5.16	2.95	65.00	-	-	-	1.00
A05XSCLDLS4 »	5.00	5.80	5.16	2.95	65.00	-	-	-	1.00
A0510GSCLDRS4 »	10.00	6.00	-	3.20	89.92	25.00	90.00	25.00	3.18
A0510ESCLDRS425 »	10.00	5.80	5.16	2.95	70.00	25.40	-	12.70	1.00
A0510ESCLDRS412 »	10.00	5.80	5.16	2.95	70.00	12.70	-	12.70	1.00
A04XSCLDRS4 »	4.00	4.60	4.22	2.41	65.00	-	-	-	1.00
A04XSCLDLS4 »	4.00	4.60	4.22	2.41	65.00	-	-	-	1.00
A0412ESCLDRS425 »	12.00	5.20	4.57	2.64	70.00	25.40	-	12.70	1.00
A0412ESCLDRS412 »	12.00	5.20	4.57	2.64	70.00	12.70	-	12.70	1.00
A0410ESCLDRS425 »	10.00	5.20	4.57	2.64	70.00	25.40	-	12.70	1.00
A0410ESCLDRS412 »	10.00	5.20	4.57	2.64	70.00	12.70	-	12.70	1.00

A-STLD 97

Product Code	D	D min	D2	F	L1	L2	L4	A
A0616HSTLDR0731 »	16.00	7.50	6.58	3.96	100.00	31.74	31.80	1.00

A-STLD 96

Product Code	D	D min	D2	F	L1	L2	L4	A
A0612XSTLDR0731 »	12.00	7.50	6.58	3.96	76.20	31.74	31.75	1.00

A-SCFD 90°

Product Code	D	D min	D2	F	L1	L2	L4	A
A0612ESCFDRS431 »	12.00	7.40	6.60	3.86	70.00	31.74	-	1.00
A0510ESCFDRS425 »	10.00	5.90	5.16	3.10	70.00	25.40	12.70	1.00
A0510ESCFDRS412 »	10.00	5.90	5.16	3.10	70.00	12.70	12.70	1.00

A-STLD 95

Product Code	D	D min	D2	F	L1	L2	L4	A
A0512XSTLDR0725 »	12.00	7.00	5.16	3.20	76.20	25.40	25.40	1.00