I-Telescopic boom yinto eqhelekileyo yoomatshini bobunjineli, enokuthi isetyenziswe kwi-excavators, i-loaders, i-cranes kunye nezinye izixhobo.Umsebenzi wayo oyintloko kukwandisa i-radius yokusebenza kwezixhobo, ukuphucula ukusebenza kakuhle kunye nokuguquguquka kwezixhobo.
I-excavator hydraulic telescopic boom yahlulwe yaba yi-telescopic boom yangaphandle kunye ne-telescopic boom yangaphakathi, i-telescopic boom yangaphandle ikwabizwa ngokuba yi-sliding boom, i-telescopic stroke phakathi kweemitha ezine;I-telescopic boom yangaphakathi ikwabizwa ngokuba yi-barrel boom, i-telescopic stroke inokufikelela ngaphezu kweemitha ezilishumi okanye ukuya kuthi ga kwiimitha ezingamashumi amabini.