Boring Bars Identification Table - Metric ■ Catalog Classification System for Boring Bars (Round Shank) [ISO Standard]
Example: S16R —S T U PR1103-18 (1) (2) (3) (4) (5) (6) (7) (8) (9) (10) (11)
*
(1) Shank Material Refer to Table 1
(3) Shank Length Refer to Table 3
(5) Insert Shape Refer to Table 5
(7) Insert Relief Angle Refer to Table 7
(9) Insert Cutting Edge Length mm
(11) Min. Bore Diameter mm
*
(2) Shank Diameter mm
(4) Clamping System Refer to Table 4
(6) Holder Style Refer to Table 6
(8) Feed Direction Refer to Table 8
(10) Insert Thickness mm
* This code may only be included in some of the catalogue nos.
E
Table 1
Table 4
Table 3
(1) Shank Material
(4) Clamping System
(3) Shank Length Symbol Length (mm) Symbol Length (mm) Symbol Length (mm) F 80 M150 T300 G 90 N160 U350 H 100 P 170 V 400 J 110 Q 180 W 450
Symbol
Shank Material
Symbol
Clamp
Structure Symbol
Clamp
Structure
S
Steel Shank
A
Steel Shank with Oil Hole
Clamp-on + Pin Lock
C
M
Clamp-on
B
Steel Shank with Anti-Vibration Mechanism
D
Steel Shank with Anti-Vibration Mechanism and Oil Hole
C Carbide Shank E
K 125 R 200 L 140 S 250
Lever Lock (insert supported by 2 faces)
Carbide Shank with Oil Hole
D
P
Double Clamp
Table 8
(8) Feed Direction
Symbol
Right Hand Symbol
Left Hand
Pin Lock (insert supported by 1 face)
E
S
Screw-on
R
L
Table 7 (7) Insert Relief Angle Symbol Relief Angle
Table 6
Table 5
(6) Holder Style ( —— indicates major cutting edge)
(5) Insert Shape
Offset Symbol
Symbol
Insert Shape Symbol
Insert Shape
Symbol
Shape
Shape
Offset
85° Angle Parallelogram 82° Angle Parallelogram 80° Apex Angle Diamond Type 55° Apex Angle Diamond Type 75° Apex Angle Diamond Type 50° Apex Angle Diamond Type
86° Apex Angle Diamond Type Octagonal Type Pentagonal Type
A
3°
N
M
A
A
No
No
85°
86°
63°
90°
B
5°
B
Q
B
O
107.5°
No
Yes
82°
75°
C
7°
C
D
P
R
No
Yes
80°
45°
75°
D
15°
D
R
S
E
Round Type
No
Yes
55°
60°
45°
E
20°
T
S
F
E
90°
Yes
Yes
Square Type
75°
60°
Triangular Type
F
25°
G
F
T
U
Yes
Yes
93°
50°
90°
35° Apex Angle Diamond Type Uneven Trigon Type
G
30°
H
V
J
W
Trigon Type
Yes
Yes
35°
60°
93°
55° Angle Parallelogram Rectangular Type
N
0°
Y
W
K
K
Yes
Yes
85°
55°
75°
80°
P
11°
L
Z
L
95°
Yes
Yes
93°
O
Special Angle
■ Catalog Classification System for Boring Bars (Round Shank) [SEH Standard]
Example: WBPT—212R(H) (14)
Min. Bore diameter
W/ Oil Hole
BB
Steel Shank Boring Bar
WB
Carbide Shank Boring Bar
XB
Steel Shank Boring Bar with Anti-Vibration Mechanism
R L
Symbol
Direction Right
Left
P
Positive Insert
Symbol
08 10 12 16 20 25
Shank Diameter ( mm )
8 1012162025
Symbol C Insert Shape Triangular Type Square Type 80° Diamond Type T S
Symbol
5
6
2
0
3
4
Insert Inscribed Circle ( mm )
3.97
4.76
6.35
7.94
9.525
12.70
E5
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