9/16'' Pitch 3: 1 A4 Size 34 Loops Book Binding Twin Ring Wire

9/16'' Pitch 3: 1 A4 Size 34 Loops Book Binding Twin Ring Wire, Find Details and Price about Double Loop Wire Binding Wire from 9/16'' Pitch 3: 1 A4 Size 34 Loops Book Binding Twin Ring Wire - Jinhua Boyuan Binding Material Co., Ltd.