| 摘要 |
The tool comprises an elongated adjustment instrument (2) stored inside a shaft. The opening (3) in the shaft, through which the instrument is inserted and removed, is straight and cylindrical. The outer section of the elongated part of the instrument received by the holder is straight and comprises a low friction material, whilst the middle section is bent away from the outer section and can only be inserted into the holder by a simultaneously pushing and twisting it. The middle section is fixed into position inside the holder during normal use of the tool. A tongue is provided for inserting and removing the instrument. |
