
SEC-Grooving Tools
GNDM Type / GNDMS Type
Multi-functional External Machining (For Grooving/Traverse Turning/Profiling)
GNDM CDX
WF
B
External grooving External
CW
LF
LH
* ■ Parts
HF
H
Note: Use a multi-functional/profiling insert
for traverse machining (groove expanding).
■ Holders This figure shows right handed tools.
Dimensions (mm)
Cutting Cutting Edge width Max. groove
Stock Height Width Length edge edge Head
Cat. No. distance height (mm) depth (mm) Applicable inserts Cap screw Nm Wrench
R L H B LF WF HF LH CW CDX
GNDM R/L2020K-1.2510 D D 20 20 125 20 20 34.0 1.25 10 GCM N125005-GF
GNDM R/L2020K-1.510 D D 20 20 125 20 20 34.0 1.50 10 GCM N150005-GF
GNDM R/L2020K-210 D D 20 20 125 20 20 33.6 2.00 10 GC□ □20SS-□□
GNDM R/L2020K-312 D D 20 20 125 20 20 36.6 3.00 12 GC□ □30SS-□□
GNDM R/L2020K-418 D D 20 20 125 20 20 45.0 4.00 18 GC□ □40SS-□□
GNDM R/L2020K-518 D D 20 20 125 20 20 45.0 5.00 18 GC□ N50SS-□□
GNDM R/L2020K-618 D D 20 20 125 20 20 45.0 6.00 18 GC□ N60SS-□□
GNDM R/L2525M-1.2510 D D 25 25 150 25 25 36.0 1.25 10 GCM N125005-GF
GNDM R/L2525M-1.510 D D 25 25 150 25 25 36.0 1.50 10 GCM N150005-GF
F GNDM R/L2525M-210
GNDM R/L2525M-312
D
D
D
D
25
25
25
25
150
150
25
25
25
25
33.6
36.6
2.00
3.00
10
12
GC□ □20SS-□□
GC□ □30SS-□□
BX0520 5.0 LH040
Grooving
GNDM R/L2525M-418 D D 25 25 150 25 25 45.0 4.00 18 GC□ □40SS-□□
Tools
GNDM R/L2525M-518 D D 25 25 150 25 25 45.0 5.00 18 GC□ N50SS-□□
GNDM R/L2525M-618 D D 25 25 150 25 25 45.0 6.00 18 GC□ N60SS-□□
GNDM R/L3225P-312 32 25 170 25 32 36.6 3.00 12 GC□ □30SS-□□
Grooving GNDM R/L3225P-418 32 25 170 25 32 45.0 4.00 18 GC□ □40SS-□□
GNDM R/L3225P-518 32 25 170 25 32 45.0 5.00 18 GC□ N50SS-□□
Cut-Off
GNDM R/L3225P-618 32 25 170 25 32 45.0 6.00 18 GC□ N60SS-□□
Threading GNDM R/L3225P-718 32 25 170 25 32 50.0 7.00 18 GCM N70SS-□□
BX0620 6.0 LH050
GNDM R/L3225P-818 32 25 170 25 32 50.0 8.00 18 GCM N80SS-□□
GNDM R/L3232P-312 D D 32 32 170 32 32 36.6 3.00 12 GC□ □30SS-□□
GNDM R/L3232P-418 D D 32 32 170 32 32 45.0 4.00 18 GC□ □40SS-□□
GNDM R/L3232P-518 D D 32 32 170 32 32 45.0 5.00 18 GC□ N50SS-□□
BX0620 6.0 LH050
GNDM R/L3232P-618 D D 32 32 170 32 32 45.0 6.00 18 GC□ N60SS-□□
GNDM R/L3232P-718 D D 32 32 170 32 32 50.0 7.00 18 GCM N70SS-□□
GNDM R/L3232P-818 D D 32 32 170 32 32 50.0 8.00 18 GCM N80SS-□□
Use a combination of an insert and holder with the same edge width CW. See F27 for applicable inserts.
L-shaped (Horizontal) Multi-functional Tools for External Grooving/Traverse Turning/Profiling
GNDMS
B
WF
External grooving External
CDX
HF CW
LF
*
LH
■ Parts
Note: Use a multi-functional/profiling insert
H
for traverse machining (groove expanding).
■ Holders Dimensions (mm)
This figure shows right handed tools.
Cutting Cutting Edge width Max. groove
Stock Height Width Length edge edge Head
Cat. No. distance height (mm) depth (mm) Applicable inserts Cap screw Nm Wrench
R L H B LF WF HF LH CW CDX
GNDMS R/L2020K-310 D D 20 20 125 32 20 25 3.0 10 GC□ □30SS-□□
GNDMS R/L2020K-412 D D 20 20 125 34 20 25 4.0 12 GC□ □40SS-□□
GNDMS R/L2020K-512 D D 20 20 125 34 20 25 5.0 12 GC□ N50SS-□□
GNDMS R/L2525M-312 D D 25 25 150 39 25 25 3.0 12 GC□ □30SS-□□ BX0520 5.0 LH040
GNDMS R/L2525M-414 D D 25 25 150 41 25 25 4.0 14 GC□ □40SS-□□
GNDMS R/L2525M-514 D D 25 25 150 41 25 25 5.0 14 GC□ N50SS-□□
GNDMS R/L2525M-614 D D 25 25 150 41 25 25 6.0 14 GC□ N60SS-□□
Use a combination of an insert and holder with the same edge width CW. See F27 for applicable inserts.
D mark: Standard stock (expanded product) N m Recommended tightening torque (N・m)
F26