Grooving Tools Selection Guide
40
External Grooving
5
Narrow grooves enlarged view
30
GNDL Type
4
GNDM Type
GNDLS Type
GNDL-J Type Internal Coolant Supply
20
3
GNDM-J Type Internal Coolant Supply
GWC/GWCS Type
GNDL Type For Small Lathes
2
F
GNDM Type For Small Lathes
GNDMS Type GNDS Type
10
SGE Type
1
GWC/ GWCS Type
5
GWB Type Hardened Steel
0
1
2
3
4
5
6
7
8
9
10
0
1
2
3
4
5
Groove Width (mm)
Groove Width (mm)
■ External Grooving Tools
* mark: For groove depths and width combinations, refer to the above figures or the relevant page.
Groove Depth* Groove Width*
Structure
10
20
30
40
(mm)
Insert Shape ( ): indicates no. of cutting edges
Features
Series
Shape
(mm)
2
4
6
8
10
· High rigidity double clamping (Screw-on for MINI Holders)
GWC
5.0
· Triangular type insert with 3 usable corners · Inserts with chipbreakers now in stock
4.8
→ F33
0.33
GWCS
5.0
(3)
· "L-shaped" (side cut) GWC holder
4.8
(Standard, with Chipbreaker)
→ F34
0.33
GWB
· High rigidity double clamping · Employs Coated SUMIBORON for interrupted cutting of hardened steel
5.0
(1)
Enables Traverse Cutting
6.0
1.5
Hardened Steel
→ F46
· High-rigidity design reduces vibration. · Enables high-efficiency grooving and traverse cutting thanks to its short tool overhang length
GNDS
10.0
2.0
6.0
→ F23
GNDM For Small Lathes
12.0
· High-rigidity design reduces vibration. · 16mm square shank is available.
1.25
3.0
→ F14
(2)
GNDM
18.0
· High-rigidity design reduces vibration. · Perfect for traverse cutting and profiling.
(2)
1.25
8.0
→ F13
Enables Traverse Cutting
GNDM-J Internal Coolant Supply
18.0
· GNDM type internal coolant supply
2.0
6.0
→ F15
GNDMS
23.0
· "L-shaped" (side cut) GNDM type
3.0
6.0
→ F14
GNDL
· High-rigidity design reduces vibration. · □ 10 x 10, 12 x 12, 16 x 16mm shank lineup available · High-rigidity design reduces vibration. · Perfect for grooving, deep grooving and cut-off applications.
16.0
For Small Lathes
1.25
3.0
→ F18
GNDL
25.0
(2)
1.25
8.0
→ F17
Internal Coolant Supply GNDL-J
25.0
· GNDL type internal coolant supply
(2)
2.0
6.0
→ F19
GNDLS
25.0
· "L-shaped" (side cut) GNDL type
2.0
6.0
→ F18
For hardened steel, refer to page F46 for SUMIBORON Grooving Holder BNGG Type.
F2
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