New customer
Are you new to Kennametal? Create an account and get started.
Create AccountRegistered User
already have an account? Sign in.
Sign InShip-to
Change Account
New customer
Are you new to Kennametal? Create an account and get started.
Create AccountRegistered User
already have an account? Sign in.
Sign InShip-to
Change Account
successfully added to cart
View Cart
View Cart
Notifications
Mark all as readA4™ • Double-Ended Grooving
Filters
Filters
Filters
View filters in
Metric
Inch
Workpiece Material
Workpiece Material
-
P Steel (393)
-
P0Low-Carbon Steels, Long Chipping C < .25%; <125 HB; <530 N/mm^2 UTS(393)
-
P1Low-Carbon Steels, Short Chipping C < .25%; <125 HB; <530 N/mm^2 UTS(393)
-
P2Medium and High Carbon Steels C < .25%; <220 HB; <25 HRC; >530 N/mm^2 UTS(393)
-
P3Alloy Steels & Tool Steels C > .25%; <330 HB; <35 HRC; 600-850 N/mm^2 UTS(393)
-
P4Alloy Steels & Tool Steels C > .25%; 350-420 HB; 35-43 HRC; 850-1400 N/mm^2 UTS(393)
-
P5Ferritic, Martensitic, and PH Stainless Steels <330 HB; <35 HRC; 600-900 N/mm^2 UTS(393)
-
P6High Strength Ferritic, Martensitic, and PH Stainless Steels 350-450 HB; 35-43 HRC; 900-2400 N/mm^2 UTS(393)
-
-
M Stainless Steel (381)
-
M1Austenitic Stainless Steel 130-200 HB; <600 N/mm^2 UTS(381)
-
M2High Strength Austenitic Stainless and Cast Stainless Steels 150-230 HB; <25 HRC; >600 N/mm^2 UTS(381)
-
M3Duplex Stainless Steel 135-275 HB; <30 HRC; 500-1200 N/mm^2 UTS(381)
-
-
K Cast Iron (396)
-
K1Gray Cast Iron 120-290 HB; <32 HRC; 125-500 N/mm^2 UTS(396)
-
K2Low and Medium Strength CGI and Ductile Irons 130-260 HB; <28 HRC; <600 N/mm^2 UTS(392)
-
K3High Strength Ductile and Austempered Ductile Iron 180-350 HB; <43 HRC; >600 N/mm^2 UTS(387)
-
-
N Non-Ferrous Materials (385)
-
N1Wrought Aluminum(385)
-
N2Low-Silicon Aluminum Alloys and Magnesium Alloys Si <12.2%(382)
-
N3High-Silicon Aluminum Alloys Si >12.2%(151)
-
N4Copper, Brass, Zinc-based on machinability index range of 70-100(385)
-
N5Nylon, Plastics, Rubbers, Phenolics, Resins, Fiberglass(382)
-
N6Carbon, Graphite Composites, CFRP(382)
-
N7MMC's(151)
-
-
S High-Temp Alloys (390)
-
S1Iron-Based, Heat-Resistant Alloys 160-260 HB; 25-48 HRC; 500-1200 N/mm^2 UTS(390)
-
S2Cobalt-Based, Heat-Resistant Alloys 250-450 HB; 25-48 HRC; 1000-1450 N/mm^2 UTS(390)
-
S3Nickel-Based, Heat Resistant Alloys 160-450 HB; <48 HRC; 600-1700 N/mm^2 UTS(390)
-
S4Titanium and Titanium Alloys 300-400 HB; 33-43 HRC; 900-1600 N/mm^2 UTS(384)
-
-
H Hardened Materials (336)
-
H1Hardened Materials 44-48 HRC(336)
-
H2Hardened Materials 48-55 HRC(321)
-
H3Hardened Materials 56-60 HRC(189)
-
H4Hardened Materials >60 HRC(189)
-
Select First Choice
-
BR (15)
-
CN (121)
-
DE (121)
-
GB (68)
-
IN (30)
-
SG (41)
-
US (176)
Applications
Applications
-
Boring (98)
-
Cut-Off (57)
-
Deep Grooving (34)
-
Face Grooving (245)
-
Facing (2)
-
Grooving (279)
-
ID Grooving (142)
-
ID Thread Turning (10)
-
Multiple Direction Cutting (292)
-
Plunge Turning (100)
-
Profiling (164)
-
TRN Boring (44)
-
Turning (130)
Cutting Condition
Cutting Condition
-
Heavily Interrupted Cut (343)
-
Lightly Interrupted Cut (349)
-
Smooth Cut (396)
Tool Cutting Edge Angle
Tool Cutting Edge Angle
-
90.0 (277)
-
92.25 (26)
to
Connection Style
Connection Style
-
Boring Bar Shank (55)
-
Toolholder (137)
Cutting Edges Per Insert
Cutting Edges Per Insert
-
1.0 (122)
-
2.0 (292)
to
Corner Radius
Corner Radius
-
0.008 in (197)
-
0.016 in (221)
-
0.031 in (147)
-
0.034 in (50)
-
0.039 in (77)
-
0.041 in (59)
-
0.047 in (57)
-
0.048 in (14)
-
0.06 in (92)
-
0.063 in (69)
-
0.079 in (59)
-
0.08 in (57)
-
0.094 in (55)
-
0.098 in (49)
-
0.099 in (45)
-
0.119 in (44)
-
0.12 in (42)
-
0.125 in (42)
-
0.156 in (15)
-
0.157 in (19)
-
0.158 in (21)
-
0.187 in (8)
-
0.188 in (9)
-
0.197 in (10)
-
0.198 in (12)
to
Corner Radius
Corner Radius
-
0.2 mm (197)
-
0.4 mm (221)
-
0.8 mm (147)
-
0.851 mm (50)
-
1.0 mm (77)
-
1.05 mm (59)
-
1.201 mm (57)
-
1.225 mm (14)
-
1.5 mm (84)
-
1.526 mm (71)
-
1.6 mm (69)
-
2.0 mm (59)
-
2.025 mm (57)
-
2.375 mm (55)
-
2.5 mm (49)
-
2.526 mm (45)
-
3.0 mm (44)
-
3.026 mm (42)
-
3.176 mm (42)
-
3.975 mm (15)
-
4.0 mm (19)
-
4.025 mm (21)
-
4.75 mm (8)
-
4.775 mm (9)
-
5.0 mm (10)
-
5.025 mm (12)
to
Corner Chamfer
Corner Chamfer
-
0.0 mm (225)
to
Corner Chamfer
Corner Chamfer
-
0.0 in (225)
to
Application
Minimum Depth of Cut
Minimum Depth of Cut
Minimum Feed
Minimum Feed
Drilling Condition
Drilling Condition
-
Heavily Interrupted Cut (49)
-
Lightly Interrupted Cut (55)
-
Smooth Cut (102)
Grade Of Cutting Tool
Grade Of Cutting Tool
-
K1025 (99)
-
K313 (266)
-
KB1630 (189)
-
KB5625 (185)
-
KBH20 (185)
-
KC5010 (278)
-
KC5025 (278)
-
KC9110 (263)
-
KC9125 (263)
-
KCK20 (207)
-
KCP10 (268)
-
KCP25 (269)
-
KCU10 (317)
-
KCU25 (328)
-
KD1405 (151)
-
KMS (100)
-
KT315 (241)
-
KU10 (262)
-
KU30T (185)
-
KY3500 (212)
-
KYS30 (88)
-
SP88F8 (35)
Hand Of Tool
Hand Of Tool
-
L (78)
-
N (9)
-
R (105)
Wiper Insert
Wiper Insert
-
N (297)
Minimum Axial Groove Diameter
Minimum Axial Groove Diameter
-
16.0 mm (4)
-
17.0 mm (3)
-
20.0 mm (5)
-
21.0 mm (3)
-
25.0 mm (21)
-
26.0 mm (5)
-
32.0 mm (11)
-
36.0 mm (5)
-
38.0 mm (1)
-
40.0 mm (6)
-
42.0 mm (5)
-
44.0 mm (4)
-
48.0 mm (3)
-
50.0 mm (3)
-
52.0 mm (14)
-
58.0 mm (4)
-
60.0 mm (4)
-
64.0 mm (4)
-
65.0 mm (1)
-
68.0 mm (4)
-
70.0 mm (7)
-
80.0 mm (7)
-
90.0 mm (8)
-
92.0 mm (3)
-
100.0 mm (3)
-
120.0 mm (11)
-
130.0 mm (4)
-
132.0 mm (4)
-
184.0 mm (3)
-
200.0 mm (8)
-
250.0 mm (6)
-
290.0 mm (7)
to
Minimum Axial Groove Diameter
Minimum Axial Groove Diameter
-
0.63 in (4)
-
0.669 in (3)
-
0.787 in (5)
-
0.828 in (3)
-
0.984 in (21)
-
1.024 in (5)
-
1.26 in (11)
-
1.417 in (5)
-
1.496 in (1)
-
1.575 in (6)
-
1.655 in (5)
-
1.732 in (4)
-
1.891 in (3)
-
1.969 in (3)
-
2.047 in (14)
-
2.283 in (4)
-
2.362 in (4)
-
2.52 in (4)
-
2.559 in (1)
-
2.677 in (4)
-
2.757 in (7)
-
3.15 in (7)
-
3.543 in (8)
-
3.622 in (3)
-
3.938 in (3)
-
4.724 in (11)
-
5.118 in (4)
-
5.197 in (4)
-
7.244 in (3)
-
7.875 in (8)
-
9.843 in (6)
-
11.417 in (7)
to
Maximum Axial Groove Diameter
Maximum Axial Groove Diameter
-
0.787 in (4)
-
0.828 in (3)
-
0.906 in (1)
-
0.984 in (5)
-
1.024 in (2)
-
1.063 in (9)
-
1.102 in (7)
-
1.339 in (7)
-
1.379 in (2)
-
1.417 in (13)
-
1.811 in (1)
-
1.891 in (4)
-
2.126 in (2)
-
2.283 in (4)
-
2.52 in (3)
-
2.835 in (3)
-
2.914 in (3)
-
3.307 in (4)
-
3.701 in (4)
-
3.938 in (8)
-
4.409 in (4)
-
4.882 in (3)
-
5.354 in (4)
-
5.906 in (3)
-
6.299 in (4)
-
7.875 in (2)
-
8.346 in (3)
-
10.0 in (4)
-
11.811 in (11)
-
39.331 in (11)
to
Maximum Axial Groove Diameter
Maximum Axial Groove Diameter
-
20.0 mm (4)
-
21.0 mm (3)
-
23.0 mm (1)
-
25.0 mm (5)
-
26.0 mm (2)
-
27.0 mm (9)
-
28.0 mm (7)
-
34.0 mm (7)
-
35.0 mm (2)
-
36.0 mm (13)
-
46.0 mm (1)
-
48.0 mm (4)
-
54.0 mm (2)
-
58.0 mm (4)
-
64.0 mm (3)
-
72.0 mm (3)
-
74.0 mm (3)
-
84.0 mm (4)
-
94.0 mm (4)
-
100.0 mm (8)
-
112.0 mm (4)
-
124.0 mm (3)
-
136.0 mm (4)
-
150.0 mm (3)
-
160.0 mm (4)
-
200.0 mm (2)
-
212.0 mm (3)
-
254.0 mm (4)
-
300.0 mm (11)
-
999.0 mm (11)
to
Cutting Direction
Cutting Direction
-
E (139)
-
S (53)
Rake Angle Style
Rake Angle Style
-
NEGATIVE-ZERO (14)
-
NEUTRAL (ZERO) (57)
-
POSITIVE-ZERO (76)
Maximum Bore Depth
Maximum Bore Depth
-
1.575 in (11)
-
1.969 in (7)
-
1.98 in (4)
-
2.5 in (1)
-
2.511 in (1)
-
2.52 in (11)
-
3.0 in (1)
-
3.15 in (13)
-
3.938 in (4)
-
4.0 in (2)
to
Maximum Bore Depth
Maximum Bore Depth
-
40.0 mm (11)
-
50.0 mm (7)
-
50.301 mm (4)
-
63.5 mm (1)
-
63.75 mm (1)
-
64.0 mm (11)
-
76.2 mm (1)
-
80.0 mm (13)
-
100.0 mm (4)
-
101.601 mm (2)
to
Boring Bar Material
Boring Bar Material
-
S (55)
Front-End
Adapter Front-End
Adapter Front-End
-
CARTRIDGE MOUNT (3)
Clamp Style
Clamp Style
-
Y (303)
Cutting Width
Cutting Width
-
0.079 in (77)
-
0.081 in (76)
-
0.084 in (55)
-
0.094 in (1)
-
0.095 in (1)
-
0.097 in (1)
-
0.098 in (1)
-
0.104 in (1)
-
0.119 in (84)
-
0.12 in (82)
-
0.125 in (69)
-
0.128 in (63)
-
0.157 in (59)
-
0.159 in (59)
-
0.187 in (55)
-
0.19 in (50)
-
0.197 in (49)
-
0.199 in (46)
-
0.237 in (44)
-
0.239 in (42)
-
0.25 in (42)
-
0.253 in (35)
-
0.312 in (14)
-
0.313 in (15)
-
0.315 in (19)
-
0.316 in (14)
-
0.317 in (21)
-
0.375 in (9)
-
0.379 in (8)
-
0.394 in (10)
-
0.396 in (12)
to
Cutting Width
Cutting Width
-
2.0 mm (77)
-
2.051 mm (76)
-
2.125 mm (55)
-
2.375 mm (1)
-
2.401 mm (1)
-
2.475 mm (1)
-
2.5 mm (1)
-
2.625 mm (1)
-
3.0 mm (84)
-
3.051 mm (82)
-
3.176 mm (69)
-
3.25 mm (63)
-
4.0 mm (59)
-
4.05 mm (59)
-
4.75 mm (55)
-
4.825 mm (50)
-
5.0 mm (49)
-
5.051 mm (46)
-
6.0 mm (44)
-
6.051 mm (42)
-
6.351 mm (42)
-
6.426 mm (35)
-
7.926 mm (14)
-
7.95 mm (15)
-
8.0 mm (19)
-
8.025 mm (14)
-
8.05 mm (21)
-
9.525 mm (9)
-
9.625 mm (8)
-
10.0 mm (10)
-
10.05 mm (12)
to
Front End Type
Front End Type
-
MCS - Modular Cartridge System (3)
Insert Shape
Insert Shape
-
PRISMATIC (417)
Cartridge Size
Cartridge Size
-
50 (91)
-
65 (20)
Front End Style
Front End Style
-
MCS01 Modular Deep Grooving (3)
Insert Size
Insert Size
-
10 (4)
-
2 (25)
-
2S (11)
-
3 (31)
-
3S (7)
-
4 (33)
-
4S (1)
-
5 (23)
-
5S (1)
-
6 (24)
-
8 (9)
Maximum Cutting Depth
Maximum Cutting Depth
-
0.197 in (3)
-
0.276 in (13)
-
0.315 in (6)
-
0.354 in (1)
-
0.394 in (16)
-
0.433 in (3)
-
0.473 in (43)
-
0.531 in (9)
-
0.551 in (84)
-
0.572 in (4)
-
0.63 in (16)
-
0.669 in (29)
-
0.69 in (3)
-
0.748 in (19)
-
0.787 in (14)
-
0.866 in (4)
-
0.946 in (24)
-
1.024 in (12)
to
Maximum Cutting Depth
Maximum Cutting Depth
-
5.0 mm (3)
-
7.0 mm (13)
-
8.0 mm (6)
-
9.0 mm (1)
-
10.0 mm (16)
-
11.0 mm (3)
-
12.0 mm (43)
-
13.5 mm (9)
-
14.0 mm (84)
-
14.5 mm (4)
-
16.0 mm (16)
-
17.0 mm (29)
-
17.5 mm (3)
-
19.0 mm (19)
-
20.0 mm (14)
-
22.0 mm (4)
-
24.0 mm (24)
-
26.0 mm (12)
to
Gage Length
Gage Length
-
6 in (4)
-
7 in (2)
-
2.303 in (1)
-
2.5 in (2)
-
5.439 in (1)
-
5.463 in (2)
-
5.482 in (2)
-
5.508 in (6)
-
5.529 in (4)
-
5.533 in (3)
-
5.906 in (2)
-
6.25 in (2)
-
6.271 in (2)
-
6.694 in (1)
Gage Length
Gage Length
-
150 mm (2)
-
170 mm (1)
-
58.5 mm (1)
-
63.5 mm (2)
-
138.15 mm (1)
-
138.75 mm (2)
-
139.25 mm (2)
-
139.9 mm (6)
-
140.4 mm (4)
-
140.55 mm (3)
-
152.4 mm (4)
-
158.75 mm (2)
-
159.25 mm (2)
-
177.8 mm (2)
Maximum Cutting Insert Depth
Maximum Cutting Insert Depth
-
1.651 mm (5)
-
1.75 mm (4)
-
2.475 mm (5)
-
2.5 mm (2)
-
2.575 mm (6)
-
2.725 mm (4)
-
3.45 mm (6)
-
3.801 mm (5)
-
4.075 mm (5)
-
4.101 mm (1)
-
4.15 mm (6)
-
4.2 mm (1)
-
4.4 mm (1)
-
4.801 mm (5)
-
4.9 mm (6)
-
5.0 mm (1)
-
5.301 mm (4)
-
6.275 mm (1)
-
6.4 mm (4)
-
6.5 mm (6)
-
7.301 mm (1)
-
8.201 mm (3)
to
Maximum Cutting Insert Depth
Maximum Cutting Insert Depth
-
0.065 in (5)
-
0.069 in (4)
-
0.097 in (5)
-
0.098 in (2)
-
0.101 in (6)
-
0.107 in (4)
-
0.136 in (6)
-
0.15 in (5)
-
0.16 in (5)
-
0.161 in (1)
-
0.163 in (6)
-
0.165 in (1)
-
0.174 in (1)
-
0.189 in (5)
-
0.193 in (6)
-
0.197 in (1)
-
0.209 in (4)
-
0.247 in (1)
-
0.252 in (4)
-
0.256 in (6)
-
0.288 in (1)
-
0.323 in (3)
to
Minimum Groove Diameter
Minimum Groove Diameter
-
2.757 in (3)
-
3.543 in (2)
-
4.724 in (4)
to
Minimum Groove Diameter
Minimum Groove Diameter
-
70.0 mm (3)
-
90.0 mm (2)
-
120.0 mm (4)
to
Insert Geometry
Shape
Shape
-
PRISMATIC (114)
Insert Seat Size
Insert Seat Size
-
10 (7)
-
2 (8)
-
2S (1)
-
3 (23)
-
3S (1)
-
4 (19)
-
5 (18)
-
5S (1)
-
6 (23)
-
8 (13)
Cutting Tool Material
Cutting Tool Material
-
B H (189)
-
B L (185)
-
C N (214)
-
D P (151)
-
H T (241)
-
H W (396)
Back-End
Connection Type
Connection Type
-
BORING BAR (55)
-
SQUARE SHANK (137)
System Size
System Size
-
KM63XMZ (3)
Back-End Diameter
Back-End Diameter
-
15.875 mm (1)
-
16.0 mm (2)
-
19.0 mm (1)
-
19.05 mm (5)
-
20.0 mm (8)
-
25.0 mm (9)
-
25.401 mm (7)
-
31.75 mm (4)
-
32.0 mm (6)
-