| Notes: | 1 [value] |
Lengthwise tone hole angles are measured in reference to the axis of the bore It is a crude approxiamation based on a sketch of the tone hole angle (±10° or 15°) |
| 2 [value] |
Undercutting angles are relative to the tone hole axis It is a crude approxiamation based on a sketch of the tone hole undercutting (±10° or 15°) |
|
| n/r | indicates data not recorded | |
| n/a | indicates data not applicable |
| Measurement |
Joint Type |
Hole ID |
Angle length- wise |
Undercutting | Notes | ||
| Type | Depth | Angle | |||||
|
Naust, P. Measurer: K. Sugihara |
head | 1 | 1 113° | none | n/a | n/a |   |
| 2 | 1 100° | none | n/a | n/a |   | ||
| 3-L | 1 77° | none | n/a | n/a |   | ||
| 3-R | 1 75° | none | n/a | n/a |   | ||
| middle | 4-L | 1 107° | none | n/a | n/a |   | |
| 4-R | 1 108° | none | n/a | n/a |   | ||
| 5 | 1 90° | none | n/a | n/a |   | ||
| 6 | 1 90° | Upstream | 100% | 2 ~20° |   | ||
| Eb | 1 90° | none | n/a | n/a |   | ||
| C | 1 90° | none | n/a | n/a |   | ||
| bell | T-L | 1 90° | n/r | n/r | n/r |   | |
| T-R | 1 90° | n/r | n/r | n/r |   | ||