1、Vaginal speculum is an instrument used to open the genitals of livestock during artificial fertilization in animal husbandry, which is convenient for observing the internal conditions of the genitals of livestock 2、It is selected high-quality steel materials, durable, non-stimulating, non-harmful 3、Pressure forming, simple operation, easy cleaning, convenient and practical 4、With serrated teeth, it can fix the position perfectly and is convenient to use 5、The round head design can protect the inner wall of the cervix and prevent damage