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Usinage
- Tournage/Alésage
- Insert Designation Chart |
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Click the code letter
or their description links in the example charts below for
definitions of values: |
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Turning |
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Milling |
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Shape
(e.g. "CNMG432"
/ "CCMT32.51") |
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| Code
Letter |
Description |
Diagram |
Nose
Angle |
| A |
85°
parallelogram |
 |
85° |
| B |
82°
parallelogram |
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82° |
| C |
80° diamond |
 |
80° |
| D |
55°
diamond |
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55° |
| E |
75°
diamond |
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75° |
| H |
hexagon |
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120° |
| K |
55°
parallelogram |
 |
55° |
| L |
rectangle |
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90° |
| M |
86°
diamond |
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86° |
| N |
55°
parallelogram |
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55° |
| O |
octagon |
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135° |
| P |
pentagon |
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108° |
| R |
round |
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full radius |
| S |
square |
 |
90° |
| T |
triangle |
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60° |
| V |
35°
diamond/td
|  |
35° |
| W |
trigon |
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80° |
| X |
sp. parallelogram |
> |
85° |
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Clearance
or Relief Angle (e.g.
"CNMG432"
/ "CCMT32.51") |
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HAUT |
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| Code
Letter |
Angle |
Diagram |
| N |
0° |
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| A |
3° |
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| B |
5° |
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| C |
7° |
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| P |
11° |
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| D |
15° |
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| E |
20° |
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| F |
25° |
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| G |
30° |
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Tolerance
(e.g. "CNMG432"
/ "CCMT32.51") |
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| Code
Letter |
Cornerpoint
(inches) |
Thickness
(inches) |
Inscribed
Circle (in) |
Cornerpoint
(mm) |
Thickness
(mm) |
Inscribed
Circle (mm) |
| A |
.0002" |
.001" |
.001" |
.005mm |
.025mm |
.025mm |
| C |
.0005" |
.001" |
.001" |
.013mm |
.025mm |
.025mm |
| E |
.001" |
.001" |
.001" |
.025mm |
.025mm |
.025mm |
| F |
.0002" |
.001" |
.0005" |
.005mm |
.025mm |
.013mm |
| G |
.001" |
.005" |
.001" |
.025mm |
.13mm |
.025mm |
| H |
.0005" |
.001" |
.0005" |
.013mm |
.025mm |
.013mm |
| J |
.002" |
.001" |
.002-.005" |
.005mm |
.025mm |
.05-.13mm |
| K |
.0005" |
.001" |
.002-.005" |
.013mm |
.025mm |
.05-.13mm |
| L |
.001" |
.001" |
.002-.005" |
.025mm |
.025mm |
.05-.13mm |
| M |
.002-.005" |
.005" |
.002-.005" |
.05-.13mm |
.13mm |
.05-.15mm |
| U |
.005-.012" |
.005" |
.005-.010" |
.06-.25mm |
.13mm |
.08-.25mm |
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Hole
/ Chipbreaker (e.g. "CNMG432"
/ "CCMT32.51") |
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HAUT |
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| Code
Letter |
Diagram |
Hole |
Hole
Shape |
Chipbreaker
Type |
| Null |
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No |
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None |
| A |
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Yes |
Cylindrical |
None |
| B |
  |
Yes |
70-90° double
countersink |
None |
| D |
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Yes |
Cylindrical |
None |
| E |
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No |
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None |
| F |
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No |
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Double-sided |
| G |
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Yes |
Cylindrical |
Double-sided |
| H |
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Yes |
70-90° single
countersink |
Single-sided |
| M |
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Yes |
Cylindrical,
or dbl countersink |
Single-sided |
| N |
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No |
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None |
| P |
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Yes |
Cylindrical |
Hi-double
positive |
| Q |
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Yes |
40-60° double
countersink |
None |
| R |
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No |
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Single-sided |
| S |
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Yes |
Cylindrical |
Hi-double
positive |
| T |
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Yes |
40-60° double
countersink |
Single-sided |
| U |
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Yes |
40-60° double
countersink |
Double-sided |
| W |
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Yes |
40-60° double
countersink |
None |
| Z |
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Yes |
Cylindrical |
Double-sided
hi-double positive |
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Size
(e.g. "CNMG432"
/ "CCMT32.51") |
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HAUT |
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| ANSI
Code No. |
Inscribed Circle Size |
ISO Code No. (metric cutting edge length) by shape code
letter of insert |
| decimal
in. |
fractional
in. |
C |
D |
R |
S |
T |
V |
W |
| 0.5 |
.0625" |
1/16 |
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| 1.2 |
.15625" |
5/32 |
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| 1.5 |
.1875" |
3/16 |
04
(4mm) |
5mm |
04
(4mm) |
04
(4mm) |
8mm |
8mm |
S3 |
| 1.8 |
.21875" |
7/32 |
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| 2 |
.25" |
1/4 |
06
(6mm) |
07
(7mm) |
06
(6mm) |
06
(6mm) |
11
(11mm) |
11
(11mm) |
04
(4mm) |
| 2.5 |
.3125" |
5/16 |
08
(8mm) |
9mm |
07
(7mm) |
07
(7mm) |
13
(13mm) |
13
(13mm) |
05
(5mm) |
| 3 |
.375" |
3/8 |
09
(9mm) |
11
(11mm) |
09
(9mm) |
09
(9mm) |
16
(16mm) |
16
(16mm) |
06
(6mm) |
| 3.5 |
.4375" |
7/16 |
11mm |
13mm |
11
(11mm) |
11
(11mm) |
19
(19mm) |
19mm |
7mm |
| 4 |
.5" |
1/2 |
12
(12mm) |
15
(15mm) |
12
(12mm) |
12
(12mm) |
22
(22mm) |
22
(22mm) |
08
(8mm) |
| 4.5 |
.5625" |
9/16 |
14mm |
17mm |
14
(14mm) |
14
(14mm) |
24mm |
24mm |
9mm |
| 5 |
.625" |
5/8 |
16
(16mm) |
19
(9mm) |
15
(15mm) |
15
(15mm) |
27
(27mm) |
27
(27mm) |
10
(10mm) |
| 5.5 |
.6875" |
11/16 |
17mm |
21mm |
17
(17mm) |
17
(17mm) |
30mm |
30mm |
11mm |
| 6 |
.75" |
3/4 |
19
(19mm) |
23
(23mm) |
19
(19mm) |
19
(19mm) |
33
(33mm) |
33
(33mm) |
13
(13mm) |
| 6.5 |
.8125" |
13/16 |
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| 7 |
.875" |
7/8 |
22mm |
27mm |
22
(22mm) |
22
(22mm) |
38mm |
38mm |
15mm |
| 8 |
1" |
1 |
25
(25mm) |
31
(31mm) |
25
(25mm) |
25
(25mm) |
44
(44mm) |
44
(44mm) |
17
(17mm) |
| 10 |
1.25" |
1-1/4 |
32
(32mm) |
38mm |
31
(31mm) |
31
(31mm) |
54
(54mm) |
54
(54mm) |
21
(21mm) |
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1.26" |
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32
(32mm) |
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Thickness
(e.g. "CNMG432"
/ "CCMT32.51") |
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ANSI
Code No. |
ISO
Code No. |
Decimal
Value |
Fractional
Value |
Millimeter
Value |
| 1 |
01 |
0.0625" |
1/16 |
1.59mm |
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T1 |
0.078" |
5/64 |
1.98mm |
| 1.5 |
02 |
0.094" |
3/32 |
2.38mm |
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T2 |
0.109" |
7/64 |
2.78mm |
| 2 |
03 |
0.125" |
1/8 |
3.18mm |
| 2.5 |
T3 |
0.156" |
5/32 |
3.97mm |
| 3 |
04 |
0.187" |
3/16 |
4.76mm |
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05 |
0.219" |
7/32 |
5.56mm |
| 4 |
06 |
0.25" |
1/4 |
6.35mm |
| 5 |
07 |
0.313" |
5/16 |
7.9mm |
| 6 |
09 |
0.375" |
3/8 |
9.53mm |
| 8 |
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0.5" |
1/2 |
12.7mm |
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Radius
(e.g.
"CNMG432"
/ "CCMT32.51") |
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HAUT |
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ANSI
Code No. |
ISO
Code No. |
Decimal
Value |
Fractional
Value |
Millimeter
Value |
| Null |
Null |
Wiper
flat |
Wiper
flat |
Wiper
flat |
| V |
M0 |
0 |
0 |
0 |
| 0.2 |
00 |
0.004" |
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0.1mm |
| X |
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0.004" |
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0.1mm |
| 0.5 |
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0.008" |
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0.2mm |
| 0 |
00 |
0.008" |
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0.2mm |
| Y |
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0.008" |
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0.2mm |
| 1 |
04 |
0.016" |
1/64 |
0.4mm |
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05 |
0.020" |
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0.5mm |
| 2 |
08 |
0.031" |
1/32 |
0.8mm |
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10 |
0.040" |
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1.02mm |
| 3 |
12 |
0.047" |
3/64 |
1.2mm |
| 4 |
16 |
0.062" |
1/16 |
1.6mm |
| 5 |
20 |
0.078" |
5/64 |
2mm |
| 6 |
24 |
0.094" |
3/32 |
2.4mm |
| 7 |
29 |
0.109" |
7/64 |
2.9mm |
| 8 |
32 |
0.125" |
1/8 |
3.2mm |
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Wiper
Lead Angle
(e.g. "SEKN42AFTN") |
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| Code
Letter |
Angle |
| A |
45° |
| D |
60° |
| K |
60° |
| E |
75° |
| L |
75° |
| P |
0° |
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Wiper
Clearance Angle
(e.g. "SEKN42AFTN") |
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HAUT |
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| Code
Letter |
Angle |
| C |
7° |
| D |
15° |
| E |
20° |
| F |
25-26° |
| G |
30° |
| N |
0° |
| P |
11° |
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Cutting
Edge Preparation
(e.g. "SEKN42AFTN") |
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| Code
Letter |
Edge
Preparation |
| F |
sharp |
| E |
honed |
| T |
T-land |
| S |
honed
T-land |
| X |
special
chamfer |
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Cutting
Direction
(e.g. "SEKN42AFTN") |
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| Code
Letter |
Direction |
| R |
right-hand
cutting only |
| L |
left-hand
cutting only |
| N |
both right-hand
and left-hand cutting |
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HAUT |
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