The turning knife from the Humm Turning HPC line is available in two types – left or right.
 |  |  |
| Dimensions (mm) | ||||||
| H | H1 | B | L | L1 | W1 | W2 |
| 20 | 20 | 25 | 125 | 41 | 25 | 98 |
| Spare parts | ||||
| Holdfast | Screw | Wrench | Spring | |
| DDR11 | DDL11 | SD52 | KA40 | S712 |
| Connector | Plate supporting | Screw supporting | Wrench | Plate |
| CP01 | D15 | SP36 | KA20 | DN..1104 |
| Code | Connector type | ||
| RD10 |  | G 1/8″ K 90 | M8x1 K0 |
| RD11 | G 1/8″ K 90 | M10x1 K0 | |
| RD12 | G 1/8″ K 90 | M5x0.8 K0 | |
| RD13 | G 1/8″ K 90 | M6x1 K0 | |
| RD14 | G 1/8″ K 90 | M8x1.25 K0 | |
| RD15 | G 1/8″ K 90 | M10x1.5 K0 | |
| RD16 | G 1/8″ K 90 | G 1/4″ K90 | |
| RD17 | G 1/8″ K 90 | G 1/2″K0 | |
| RD18 | G 1/8″ K 90 | G 1/8″ K90 | |
| RD19 | G 1/8″ K 90 | G 1/2″K0 | |
| RD20 | G 1/8″ K 0 | G 1/2″K0 | |
K0 – straight, K90 – angled 90º