
4 2 0 1 A (C) (S) – M5x0.8 – 6H
A
| 1 | 2 3 4 | 5 6 7 | 8 9 |
| Type | Shank type | ||
| Code | Description | Code | Description |
| 4 | Threading tool | 1 | Straight shank |
| 2 | Straight shank DIN10 | ||
| 5 | Straight shank DIN 6535 HA | ||
| 9 | Conical shank | ||
| 1 | 2 | ||
| Tool type | Flute | ||
| Code | Description | Code | Description |
| 0 | Tap | 1 | Right-hand twist |
| 1 | Thread milling cutter | 2 | Straight |
| 2 | Thread former | 3 | Left-hand twist |
| 3 | 4 | ||
| Material | Coolant supply | ||
| Code | Description | Code | Description |
| A | Aluminum alloy | C | Internal |
| C | Cast iron | ||
| M | Stainless steel | ||
| P | Steel | ||
| H | Hardened steel | ||
| 5 | 6 | ||
| Blind hole | Thr | ead type | |
| Code | Code Description | Description | |
| S | M5x0.8 Blind hole | Standard | production tolerance |
| ... | Fine p | roduction tolerance | |
| 7 | 8 | ||
| Precision class | |||
| Code | Description | ||
| 6H | Nominal diameter x pitch | ||
| 6HX | Fine production tolerance | ||
| 9 |
a b c
a Thread milling b Thread drilling c Thread forming