The air jet devices A are illustrated in FIG 2 and include a sleeve 26 being internally threaded for {HEAD ~ reception} upon {TAIL ~ the line 24a} as illustrated, or the line 25a and the like 
upon
The air jet devices A are illustrated in FIG 2 and include a sleeve 26 being internally threaded for { HEAD ~ reception } upon { TAIL ~ the line 24a } as illustrated , or the line 25a and the like
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH