
Grooving inserts
| Cutting edge preparation B | | | | | Gray cast iron (with scale) | |
| Symbol | Specification | | Example | | Gray cast iron (without scale) | N O |
| | | | | | K |
| Chamfered | | | 0.15 mm × 25° | Nodular cast iron (with scale) | |
| S | and honed | S01525 | Chamfered and honed | | | |
| | | | | Nodular cast iron (without scale) | |
| | | | 0.15 mm × 25° | Heat-resistant alloy | S |
| T | Chamfered | T01525 | | | | |
| | | | Chamfered | | H |
| | | | | Hard materials | O N |
| | Dimension (mm) | Tolerance | Ceramic | |
| | | | PVD - | Applicable |
| Insert | Description | | | | |
CW CW toolholder
GH 4020-05 S01020 N
2 4.0 7.5 0.5 20 - 0.05 + 0.05
| 4020-05 | T01020 | | N N | |
| 3˚ | | | | | |
| GH 5020-05 | S01020 | N | | G50, G51, G75 |
3˚ 2 5.0 7.5 0.5 20 - 0.05 + 0.05
| 5˚ | | GH 6020-05 | T01020 2 | 6.0 | 7.5 | 0.5 | 20 | - 0.05 + 0.05 | N N | |
| 120˚ | | | | | | | | | |
| | GH 7020-05 | T01020 2 | 7.0 | 7.5 | 0.5 | 20 | - 0.05 + 0.05 | N | G50, G75 |