Fakitale ya NRL yotsatsira imapereka ma pneumatic low-speed brass rotary joints, omwe amagwiritsidwa ntchito kwambiri m'mafakitale osiyanasiyana. Amapangidwa ndi zinthu zamkuwa zamtengo wapatali, kuonetsetsa kuti zimakhala zolimba komanso zodalirika.
Malumikizidwewa ali ndi ntchito yozungulira yotsika kwambiri ndipo ndi yoyenera kugwiritsa ntchito zomwe zimafuna kuwongolera molondola liwiro lozungulira. Kupanga kwawo kumapangitsa kukhazikitsa ndi kuphatikizira kukhala kosavuta kwambiri, kupatsa ogwiritsa ntchito ntchito yabwino kwambiri.
Malumikizidwe amkuwa awa omwe amaperekedwa ndi mafakitale a NRL amasindikizidwa modalirika, kuteteza bwino kutulutsa mpweya kapena madzi. Amakonzedwa mwatsatanetsatane ndipo amakhala ndi ntchito yabwino yosindikiza kuti atsimikizire kuti dongosololi likuyenda bwino.
Malumikizidwewa angagwiritsidwe ntchito kugwirizanitsa mitundu yosiyanasiyana ya mapaipi ndi zipangizo, kuphatikizapo masilindala, ma valve, magetsi othamanga, ndi zina zotero. Iwo amatha kupirira kupanikizika kwakukulu kwa ntchito ndipo ali oyenerera malo osiyanasiyana ogwira ntchito.