| Outer diameter (mm) | Inner diameter (mm) | Thickness (mm) | Flared length (mm) | Straight length (mm) |
Alloy D9 steel tube | 21.4 - 26.17 | 20 - 24.77 | 0.7 | 17 | 23 |
SS316L (N) plug | 19.95 | - | - | - | 40 |
Annealed Cu driver | 22.4 - 27.17 | 21.4 - 26.17 | 0.5 | 17 | 23 |
Be-Cu coil (2% Be) | 200 | 23 - 27.77 | - | - | - |