* There is an S socket -type connection portion of the SPC standard at the top, and the lower part is a C -corn connection portion, and a connected tube with an introductory tube that bent from the nozzle mouth to the lower tip.
* There are two types of connected pipes, one in the straight tube and a curved tube, and enables the introduction and suction of the sub -part of the C -Korn -shaped connection from the nozzle.