... use 2,Automatcly 3,Three roller design 4,High precision A3 Size Hot Selling 2012 Binding Machine Function of glue binding ... book delicate and perfect.3.in automatically completing clamps the page,the milling back,spreads,warps work and the speed is ... rollerPower supply/ tower power:220V/50HZ1000WSize:1500*650*1200mmWeight:225KG A3 Size Hot Selling 2012 Binding Machine