Ikon lambobi (kuma sarrafa lambobi na kwamfuta, wanda aka fi sani da CNC) shine sarrafa sarrafa kayan aikin injina (kamar drills, lathes, mills da firintocin 3D) ta hanyar kwamfuta.Injin CNC yana aiwatar da wani yanki (karfe, filastik, itace, yumbu, ko hadawa) don saduwa da ƙayyadaddun ƙayyadaddun ƙayyadaddun umarnin da aka tsara kuma ba tare da ma'aikacin jagora yana sarrafa aikin injin kai tsaye ba.