Wannan saitin kayan motsin tsutsa wanda aka yi amfani da shi a cikin jirgin ruwa. Material 34CrNiMo6 don shaft tsutsa, magani mai zafi: carburization 58-62HRC. CuSn12Pb1 Tin Bronze . Kayan tsutsa, wanda kuma aka sani da kayan tsutsotsi, nau'in tsarin kayan aiki ne da ake amfani da su a cikin kwale-kwale. An yi ta ne da tsutsotsin silinda (wanda kuma aka sani da dunƙule) da ƙafar tsutsotsi, wanda kayan aiki ne na cylindrical tare da yankan haƙora a cikin tsari mai ƙarfi. Gilashin tsutsotsin tsutsa yana haɗuwa tare da tsutsa, yana haifar da watsawa mai santsi da natsuwa na wutar lantarki daga ramin shigarwa zuwa mashin fitarwa.