rough application can make spine sticked well and easy glue.
do A3, A4 or A5 formats, aslo can joint and hardcover binding.

S460D binds books up to 460 x 325mm; it features a spine roughening system which increases the bind quality by exposing the fibers in the paper being bound. It is also possible to move the paper stopper to one of the three predefined fastening places for A3, A4 or A5 formats.