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double wire binding
| Place of Origin: | Beijing |
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Company Profile
| Location: | Beijing, China (Mainland) |
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| Business Type: | Manufacturer |
Product Detail
| Certificate: | CE |
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| Export Area: | all the world |
Product Description
The double-loop spirals are produced "open" to be inserted in pre-punched holes of the suitable dimensions. Once inserted in the proper holes they are simply crimped closed with a wire closer. The 3 to1 (3:1) pitch is used for books up to about 1/2" thick and 2 to 1 (2:1) wire can be used for books up to about 1-1/8"; However 2 to1 (2:1) can be also manufactured from 1/4" to 9/16" on demand.
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