Wireless Glue Book Binding Machineit is manually-operated, electric-driven milling cutter for book spine, and the firmness of bi XH-GB320 Wireless Glue Book Binding Machine. ... it is manually-operated, electric-driven milling cutter for book spine, and the firmness ... power supply, max: 500WNet weight: 35 kg.. XH-GB320 Wireless Glue Book Binding Machine