50Pcs Double Wire Binding Spine 180 Sheet Capacity 3:1 Pitch 34 19mm Diameter Set Kit for Paper

Paper Capacity: These double wire binding spine can accommodate up to 180 sheets of paper, a total of 70g, meeting your needs. Metal Inner Wire: The interior of the binding is iron wire, which is sturdy and , allowing you to easily fix paper and store it for a time. Nylon Coating: The exterior is nylon coating, with good gloss, corrosion resistance, wear resistance, and service life. Item Type: Double Wire Binding Spine Binding Diameter: Approx. 19mm Celsius 0.75in Binding Capacity: 180 sheets. , 70g.

: 34 Pitch: 3:1