GT-28B 2.8mm: Examination of the ear canal, nasal cavity, trachea, bronchi and urinary tract of
large dogs
GT-48 4.8mm: Examination and biopsy of the digestive system, and removal of foreign bodies in the esophagus and stomach
OD of Insertion tube： GT-28B: 2.8mm GT-48: 4.8mm
Working channel: GT-28B: 1.2mm GT-48: 2.6mm
Bending angle: 180°
Working length: 750mm