20 Pcs Cinch Wire Binding Twin Loop Wire Binding Spines Double Loop Wire Binding Rings Spiral Binding Coils for Teacher Student Document Notebook Making File Organization (Fresh Colors, 9/16 Inch)
- ...s to accommodate spines of different sizes, and can be easily assembled by pointing the coil at the hole in the page and pressing in.
- Wide Usages: our double loop silver coil binding spines can be applied with 2:1 wire binding machine or any wire closure.
- They are fully compatible with various standard wire bundling machines for easy binding.