The WB-520 utilizes closing bars to ensure quality controllable wire closes.The wire is fed into automatically between the binding bars by a pitch wheel and pitch belt,counted,cutted and arrive at the ready position to accept the book.Each loop of wire is firmly held and ready to accept the book for wire insertion.The feeding table clamps book firmly and brings it into binding position in place,then the lower closing bar rises rapidly and the loops insert into the book and closed automatically.
