Ikibindi cyo gucukura nigikoresho cyo kumanura gitanga umutwaro wingaruka kumurongo wumutwe wimyitozo. Ibibindi akenshi ni umurongo wa mbere wo kwirinda imiyoboro ifatanye kandi irashobora gukiza abashoramari ibikorwa byo kuroba bihenze no gukosora byihuse "jarring" umugozi wubusa.
Landrill irashobora gutanga Amazi ya Hydraulic Jar & Double Acting Hydraulic-Mechanical Drilling Jar & Super Fishing Jar