Bakin karfe suna amfani da su a cikin kwale-kwalen ruwa da kayan marine saboda kyakkyawan juriya ga lalata da tsatsa a cikin yanayin muhalli. Yawancin lokaci ana amfani dasu a tsarin jirgin ruwa, inda suka watsa Torque da juyawa daga injin zuwa mai farfadowa.

Bakin karfe gelayen da aka yi amfani da su a cikin kwale-kwale na iya zuwa cikin siffofi da girma dabam, ciki har daspur gears,Bevel Gears, da tsutsotsi na gears. Ana amfani da su a sarari a aikace-aikace na madaidaiciya, yayin da ake amfani da shi don watsa Torque tsakanin shafattun hanyoyin.Tsutsaana amfani da su a cikin yanayi inda ake buƙatar babban rabo mai girma.

Baya ga juriya na lalata, bakin karfe gears da aka yi amfani da shi a kwale-kwalen kuma suna ba da kyakkyawan ƙarfi, karkara, da dogaro. Suna iya tsayayya da yanayin Harry mai ƙarfi da kuma manyan abubuwa da ɗaukar kaya waɗanda aka saba ci karo da aikace-aikacen Marine.

Yin amfani da bakin karfe na bakin karfe a cikin kwale-kwalen jirgi da kayan aikin ruwa na taimaka wajen tabbatar da cewa tsarin bayar da jirgin ruwa yana aiki da tsari, koda a cikin yanayi mafi kyau.

Tun daga shekarar 2010, Shanghai Online Co., Ltd. ya mai da hankali kan masu amfani da su na duniya a cikin masana'antu a duniya: gyaran motoci, macijin ciki, tsinkaye kansa