Tsutsa wani abu ne da ke da aƙalla cikakken haƙori (zare) a saman silinda kuma shine mai tuƙin ƙafafun tsutsa. Tayar tsutsa wani abu ne da aka yanke haƙoransa a kusurwar da tsutsa za ta iya tuƙawa. Ana amfani da gear ɗin tsutsa don aika motsi tsakanin sandunan biyu waɗanda ke a kusurwa 90° a tsakaninsu kuma suna kwance a kan jirgin sama.
Giya tsutsaAikace-aikace:
Masu rage gudu,na'urorin gear masu hana juyawa suna amfani da mafi kyawun fasalulluka na kulle kansu, kayan aikin injina, na'urorin tsara bayanai, tubalan sarka, janareto mai ɗaukuwa da sauransu.