
Positive C : Continuous cutting
L : Light interrupted cutting
Inse r t N E G AT I V E T Y P E H : Heavy interrupted cutting
WN
P Steel L H LH H CL L
RE S
M Stainless C L L H CL L C L
Negative
K Cast iron CL L CH
N Non- CH D1
ferrous
Trigon, 80°
S Superalloy CL C C L L CH IC
with hole Hard
H material
Coated Uncoated Dimension (mm)
Application
AH8005
AH8015
Chipbreaker Designation
AH905
AH630
AH645
AH725
AH120
T6130
T6120
KS20
RE IC S D1
HRM WNMG080404-HRM 0.4 12.7 4.76 5.16
medium cutting
WNMG080408-HRM 0.8 12.7 4.76 5.16
Finishing to
PCD / CBN
WNMG080412-HRM 1.2 12.7 4.76 5.16
0.25
15º
HMM WNMG080404-HMM 0.4 12.7 4.76 5.16
WNMG080408-HMM 0.8 12.7 4.76 5.16
WNMG080412-HMM 1.2 12.7 4.76 5.16
Medium cutting
0.25
15º
SA WNMG080408-SA 0.8 12.7 4.76 5.16
WNMG080412-SA 1.2 12.7 4.76 5.16
C
D
18º
E
YN
P Steel LH LH H CL CL
M Stainless L
T RE S
K Cast iron CL CL
Non-
D1
N ferrous
Rhombic, 25° IC
V S Superalloy L
with hole Hard
H material
W Coated Coated cermet Cermet Dimension (mm)
Application
AH8015
NS9530
GT9530
Chipbreaker Designation
T9125
T9225
T9235
Y
RE IC S D1
ZF YNMG160404-ZF 0.4 9.525 4.76 3.81
OTHERS
YNMG160408-ZF 0.8 9.525 4.76 3.81
Finishing
0.2
10º
ZM YNMG160404-ZM 0.4 9.525 4.76 3.81
medium cutting
YNMG160408-ZM 0.8 9.525 4.76 3.81
Finishing to
7º
: Line up
Reference pages: WNMG...: External toolholder → 3-48, 3-49
YNMG... : External toolholder → 3-52 - 3-55
2-60