100 Pcs Twin Loop Wire Binding Spines Spiral Binding Coils Metal Double Loop Binding Wires Wire Spines Combs 1/4in 5/16in 3/8in 1/2in 9/16in for Teacher Student Document Notebook Making (Black)

Description

🖇️ Bind Boldly, Work Smartly — Never Let Your Ideas Fall Apart!

This set of 100 black metal twin loop wire binding spines offers five size options (1/4" to 9/16") with a 3:1 pitch, enabling 360-degree rotation for flat page positioning. Crafted for durability and a sleek professional finish, these coils are perfect for teachers, students, and office professionals seeking reliable, stylish document organization.