
External grooving GMGW type
GMGW
Dimension (mm) Tolerance PCD
- Applicable
Insert Description
CW CW toolholder
CW S RE LE INSL
min. max.
KPD001
GMGW 6030-30R 6 5.5 3 4.5 30 - 0.03 + 0.03 N
CW±0.03
LE RE
INSL
GMGW 8030-40R 8 5.5 4 6 30 - 0.03 + 0.03
S
N
See table below
5˚ CW±0.03 5˚
INSL
LE
RE
GMGW 8030-40R-HR 8 5.5 4 5 30 - 0.03 + 0.03 N
S
G GMGW inserts are exclusively used for KGMW toolholder. It cannot be used for other toolholder because of its different installation angle.
GMGW inserts Edge Preparation : R-honed Cutting Edge.
KGMW (External grooving / Face grooving)
Grooving
CDX
WF
B
CW
LH
HF
H
HBH
HBL
LF
Right-hand shown
Toolholder dimensions
Spare parts
Availabi-
Dimension (mm)
lity Clamp bolt Wrench (hex.)
Description Applicable inserts
R L CDX H B LH HF HBH HBL LF WF
KGMW& 2525M-6 N N 25 25 25 40 25 13 55 150 22.8 HH6X25 LW-5 GMGW6030-30R
GMGW8030-40R
KGMW& 2525M-8 N N 25 25 25 40 25 13 55 150 22 HH6X25 LW-5
GMGW8030-40R-HR
Recommended cutting conditions
KGMW
Recommended insert grades (Vc: m/min)
(1) f for grooving (mm/rev)
Workpiece material PCD (2) f for turning (mm/rev)
KPD001 (3) ap for turning (mm)
(1) 0.05 ~ 0.3
Aluminum (2) 0.2 ~ 0.8
150~2,700 (3) Max. 3
:1st recommendation
VNG
N : Standard item R : Right hand only L : Left hand only U : Check availability
Recommended insert grades (Vc: m/min)
G52 MEGA PVD Carbide
VNG04 VNG06
Workpiece material VNG05 VNG07 Remarks
5