Y3601 (YZ3601) hobbing machine produced by Hangzhou Chongye Machinery Factory has automatic feeding mechanism. It can automatically hob various instrument spur gears with modulus less than 0.5 and diameter less than 12 mm. It can also use two hobs with opposite edges to make hairless cutting on this machine tool. Additional deburring devices can also be selected for large diameter gear processing. Y3601 is not only a fully automatic machine tool, but also has high precision. It is widely used in gear processing in watch, instrument and other fields.