— attachments in the form of tubes. The simplest option is a straight tube, but there are also more specific options — for example, attachments bent at an angle, or equipped with a swivel joint that allows to change the direction of the jet. According to the specialization, such devices most often belong to inkjet ones; often the thickness and intensity of the jet can be adjusted.
Tubes are fairly versatile attachments; separately, it should be noted that due to the elongated shape, they can be indispensable when working in hard-to-reach places.
