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government organization in the United States.
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The characteristics of the tools.
| Pin type | Pin diameter (mm) | Shoulder diameter (mm) | Pitch (mm) | Concave degree (°) | Pin height (mm) |
|---|---|---|---|---|---|
| Threaded cylindrical | 4.0 | 14–16–18 | 0.7 | 5.0 | 4.7 |
| 5.0 | 14–16–18 | 0.8 | |||
| 6.0 | 14–16–18 | 1.0 | |||
| Conical | 4.0 | 14–16–18 | – | ||
| 5.0 | 14–16–18 | – | |||
| 6.0 | 14–16–18 | – |
