
External grooving GDM/GDMS/GDGS type
GDM/GDMS
Carbon steel / Alloy steel P Q N O P
Stainless steel P P Q M
Cast iron Q K
Non-ferrous metals Q N
Titanium alloy Q P S
Hard materials (~40 HRC) O
H
Hard materials (40 HRC ~)
Cer-
Dimension (mm) Tolerance Carbide
met
Applicable toolholder
No. of edges
PVD - -
Insert Description
CW CW
CW S RE INSL
min. max.
PR1215
PR1225
PR1535
TN620
GW15
TN90
1.5° RE
GDM 2020N-020PH 2 2 4.3 0.2 20 - 0.03 + 0.03 N N N
CW±0.03
1.5° INSL RE
GDM 3020N-030PH 2 3 4.3 0.3 20 - 0.03 + 0.03 N N N
G
S
High feed GDM 4020N-030PH 2 4 4.3 0.3 20 - 0.03 + 0.03 N N N
G35, G36, G37
1.5°
GDMS 2020N-020PH 1 2 4.3 0.2 20 - 0.03 + 0.03 N N N
CW±0.03
INSL 1.5°
GDMS 3020N-030PH 1 3 4.3 0.3 20 - 0.03 + 0.03 N N N
RE
S
Grooving
1-edge / High feed GDMS 4020N-030PH 1 4 4.3 0.3 20 - 0.03 + 0.03 N N N
GDGS
Non-ferrous metals N N
Titanium alloy N S
Hard materials (~40 HRC)
H
Hard materials (40 HRC ~) N
Sinteres steel N -
PCD
Dimension (mm) Tolerance CBN
Edge preparation type
Applicable toolholder
No. of edges
PVD
- -
Insert Description
CW CW
CW S RE LE INSL
min. max.
KBN05M
KBN570
KPD001
E008 N
GDGS 2020N-020NB 1 2 4.3 0.2 2.9 20 - 0.03 + 0.03 G35, G36
E002 N
E008 N
GDGS 3020N-040NB 1 3 4.3 0.4 2.9 20 - 0.03 + 0.03 G35, G36, G37
E002 N
2°
CW
LE
E008
2°
INSL
RE
N
0° GDGS 4020N-040NB 1 4 4.3 0.4 2.9 20 - 0.03 + 0.03 G35, G36, G37
E002 N
S
1-edge E008 N
GDGS 5020N-040NB 1 5 4.3 0.4 2.9 20 - 0.03 + 0.03 G35, G37
E002 N
GDGS 6020N-040NB E008 1 6 4.3 0.4 2.9 20 - 0.03 + 0.03 N G35, G37
GDGS 2020N-020NB 1 2 4.3 0.2 2.9 20 - 0.03 + 0.03 N G35, G36
GDGS 3020N-020NB 1 3 4.3 0.2 2.9 20 - 0.03 + 0.03 N G35, G36, G37
2°
CW
LE
2°
INSL RE
10°
GDGS 4020N-020NB 1 4 4.3 0.2 2.9 20 - 0.03 + 0.03 N G35, G36, G37
S
1-edge GDGS 5020N-020NB 1 5 4.3 0.2 2.9 20 - 0.03 + 0.03 N G35, G37
GDGS 6020N-020NB 1 6 4.3 0.2 2.9 20 - 0.03 + 0.03 N G35, G37
N : Standard item R : Right hand only L : Left hand only U : Check availability Recommended cutting conditions: G111 - G112
G34