1. Specification: This binding spine features 30 rings design, with a diameter of 19mm, hole spacing of 9.5mm, single length of 28cm, and maximum binding capacity of 150 sheets of 70g paper.
2. Compatible Size: This comb binding spine helps you easily bind various papers, supports A4 paper 30 holes, B5 paper 26 holes, and A5 paper 20 holes, you can cut the binding spine according to your needs.
3. Plastic Material: This binding comb is made of excellent plastic material, which has strong toughness,and can withstand long term wear and use, providing binding.
4. Applicable Scenario: This kit includes 10 pieces comb binding spines, suitable for binding loose leaf notebooks, handbooks, calendars, reports, presentations, and other documents, with strong practicality.
5. Convenient to Use: These plastic binding combs make it easy for you to bind paper and documents, with open design that allows you to easily add or reduce paper, meeting your more binding needs.

Specification:
Item Type: Comb Binding Spine
Product Material: PP
Hole Spacing: Approx. 9.5mm / 0.37in
Diameter: Approx. 19mm / 0.75in
Ring Quantity: 30 Rings
Length: Approx. 28cm / 11in
Compatible Size: A4 Paper 30 Holes, B5 Paper 26 Holes, A5 Paper 20 Holes (Custom Cutting)
Binding Capacity: 150 Sheets 70g Paper
Product Use: Loose leaf notebooks, hand account books, quiet books, desk calendars, etc.

packing list:
10 x Comb Binding Spines