Toolholders for internal works
A
20
N
C
G
A
C
R
2
I
6.5
type of bar
diameter of shank
 (mm)
lenght of tool
(mm)
type of clamping
insert type
toolholder shape
clearance angle of the insert 
direction of cutting
size of insert
(mm)
type of work
grooving depth
 (mm)
A Steel shank, with internal coolant supply

clamped from above 

grooving insert 

left hand
S

Steel shank, with no special 
construction charactersitics

D:
20
25
32
40

  l1 mm
A 32
B 40
C 50
D 60
E 70
F 80
G 90
H 100
J 110
K 125
M 150
N 160
P 170
Q 180
R 200
S 250
T 300
U 350
V 400
W 450
Y 500
Z special
lenght
   
 
right hand
w
2
3
4
5
6
8
internal