
GQC R 20 20 K 22 – 15
1 2 3 4 5 6 7
Type Height [mm] Width [mm] Length [mm]
| Code | Description | Code | Description | Code | Description | Code | Description | |||||||
| Series | R | Right | 16 | 16 | 16 | 16 | K | 125 | ||||||
| L | Left | 20 | 20 | 20 | 20 | M | 150 | |||||||
| B | 25 | 25 | 25 | 25 | ||||||||||
| 1 | 2 | 3 | 4 | 5 |
Cutting edge length [mm] Cutting width range [mm]
| Code | I.C | Code | Insert size | ||
| 11 | 6,35 | 15 | 0,5≤S<1,8 (QC16***) | 1,0≤S<2,3 (QC22***) | |
| 16 | 9,252 | 25 | 1,8≤S<3,0 (QC16***) | 2,3≤S<3,3 (QC22***) | |
| 22 | 12,70 | 35 | – | 3,3≤S≤4,8 (QC22***) | |
| 6 | 7 | ||||
| C | |||||
| Boring bars – QC series |
S 20 K – QC 16 15 R 25
1 2 3 4 5 6 7 8
| Shank type | Diameter [mm] | Length [mm] | |
| D |
| Code | Material | Code | Description | Code | Description | |||
| S | Steel shank | 16 | 16 | H | 100 | |||
| C | Solid carbide shank | 20 | 20 | K | 125 | |||
| A | Solid carbide shank (IC) | 25 | 25 | M | 150 | |||
| 1 | 2 | 3 |
Cutting edge length [mm] Cutting width range [mm]
| Code | I.C | Code | Insert size | |||||||
| Series | 11 | 6,35 | 15 | 0,5≤S<1,8 (QC11***) | 0,5≤S<1,8 (QC16***) | 1,0≤S<2,3 (QC22***) | ||||
| E | 16 | 9,252 | 25 | 1,8≤S<3,0 (QC11***) | 1,8≤S<3,0 (QC16***) | 2,3≤S<3,3 (QC22***) | ||||
| 22 | 12,70 | 35 | – | – | 3,3≤S≤4,8 (QC22***) |
4 5 6
Cutting direction Starting diameter [mm]
| Code | Description | Code | Ø | Code | Ø | |
| R | Right | 16 | 16 | 25 | 25 | |
| L | Left | 20 | 20 | 35 | 35 |