Inkongi y'umutima ni ikintu cyibanze kigize umutwaro w'amashanyarazi, kandi gikoreshwa cyane mu kumanikwa, guterura no gutwara ibicuruzwa. Mubisanzwe bihimbazwa cyangwa byazungurutse imbogamizi nyinshi ibyuma, kandi bifite imbaraga zidasanzwe kandi zambara ihohoterwa. Imiterere yinkoni ikubiyemo umubiri uhagaze, ijosi, kubyara (cyangwa ibinyomoro) hamwe nigikoresho cyo gufunga (nko kutagira umushyitsi cyangwa kutagwa mugihe cyo guterura. Ukurikije ubushobozi bwo guterura, gufata birashobora kugabanywamo inkingi imwe n'inkoni ebyiri, zikwiranye nibisabwa bitandukanye bya tonnage.
Inkongi y'umutima igomba kubahiriza ibipimo byumutekano wigihugu cyangwa inganda (nka GB / t 10051 "kuzamura hook"). Mbere yo gukoresha, reba niba ifuni ifite ibice, guhinduranya, kwambara cyangwa ingese, no gukora ibintu bisanzwe. Kubungabunga buri munsi birimo gusiga amavuta ijosi ryabitswe, kugenzura niba igikoresho cyo kurwanya bidahwitse kigira akamaro, kandi wirinde kureshya. Niba gufungura ifu yahinduwe inshuro zirenga 10% yubunini bwumwimerere cyangwa uburyo bwa torsioni burenze 5%, bigomba gusimburwa ako kanya kugirango umutekano ukore.
Ibikoresho byo gusiga amashanyarazi bikoreshwa cyane muguterura ibintu mubintu, ububiko, ibibanza byo kubaka nibindi bihe. Mugihe uhitamo icyitegererezo, ugomba gusuzuma ubushobozi bwo guterura hamwe, urwego rwakazi (nka M3-M5) no gukoresha ibidukikije (nkibibazo bya ruswa, ibisabwa-ibihamya, nibindi) byayo. Kubikorwa bikunze kugaragara cyangwa imisozi miremire, birasabwa gukoresha ibihuha bibiri cyangwa gushimangirwa hamwe nindimi z'umutekano kugirango umutekano utezimbere umutekano. Mu bushyuhe bwinshi, ubushyuhe buke cyangwa ibidukikije bitekanye, ibikoresho byihariye (nka gari ya stainled cyangwa gake) bigomba gukoreshwa mugutanga ubuzima bwa serivisi.