10 MM Black Nylon Coated Double Wire O
Spiral binding metal coils is one of the most popular material for book binding because of the flexibility and durability. If you have any problem, please do not hesitate to contact us. Our links on Alibaba is https://dgyps.en.alibaba.com/?spm=a2700.11153138.mamo-user-profile.4.6a0471d20SOzSX
Description
Production Specification
| SIZE(inch/mm) | WIRE DIA | PITCH | LENGTH | LOOPS | |
| 1/4" | 6.4 | 0.7 | 3:1 | A4 | 34 |
| 5/16" | 7.9 | 0.8 | |||
| 3/8" | 9.5 | 0.8 | |||
| 7/16" | 11.1 | 0.9 | |||
| 1/2" | 12.7 | 0.9 | A5 | 24 | |
| 9/16" | 14.3 | 1.0 | |||
| 5/8" | 15.9 | 1.0 | |||
| 5/8" | 15.9 | 1.10 | 2:1 | A4 | 23 |
| 3/4" | 19.1 | 1.15 | |||
| 7/8" | 22.2 | 1.20 | |||
| 1" | 25.4 | 1.25 | |||
| 1-1/8" | 28.6 | 1.40 | A5 | 16 | |
| 1-1/4" | 31.8 | 1.40 | |||
| 1-1/2" | 38.1 | 1.50 | |||
Advantages
1) We have a wide range of pantone color, such as gold, rose gold, blue, red, bronze and so on. In addition, we also support customized color and the freight of the sample you give us is on your side.
2) Any length of spirals could be customized as your requirements.
3). There are a wide range of size for you choice.
Production Details
 Pitch |  |  |
Pitch means the number of holes and inch ratio. For instance, 2:1 pitch means there will be 2 holes in per inch. you will have two options of the pitch for Double wire O binding, 2:1 and 3:1. | ||
 |  |  Inside Diameter |
We have a wide range of inside diameters for your choice, including 6mm, 8mm, 11mm, 12mm, 14mm, 16mm, 19mm, 22mm, 25mm, 28mm, 32mm, 35mm, 38mm.
 Service |  |  |
We offer free pre-cutting and samples-supplies services, but the shipping cost is on your side. Futhermore, we are specailly considerate for children group by supplying ends with glue and 90 degrees and 270 degrees ends- bending to protect themselves from being hurt. | ||
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