3:1 Pitch 1/2 Inch Steel Wire Spiral Binding Coil, Suitable For Notebook
3:1 pitch 1/2 inch steel wire spiral binding coil, suitable for notebook
Quick Details :
a. 1st grade steel made nylon coated binding coil in custom purple color with size of 5/16 inch for coil books ;
b. With the size of 5/16" , binding thickness of 6.4mm ;
c. Use for notebook binding or sketch book binding ;
d. Big quantity or small quanity are both available .
Specifications :
| Product Size (mm) | Pitch | Binding Thickness (mm) | Recommended Max Number of sheet (80g) |
| 1/4” (6.4mm) | 3:1 | 4.8 | 45 |
| 5/16” (7.9mm) | 6.4 | 60 | |
| 3/8” (9.5mm) | 7.9 | 75 | |
| 7/16” (11.1mm) | 9.5 | 85 | |
| 1/2” (12.7mm) | 11.1 | 100 | |
| 9/16” (14.3mm) | 12.7 | 120 | |
| 5/8” (15.9mm) | 14.3 | 135 | |
| 5/8” (15.9mm) | 2:1 | 14.3 | 135 |
| 3/4” (19.1mm) | 17.5 | 165 | |
| 7/8” (22.2mm) | 20.6 | 180 | |
| 1” (25.4mm) | 23.8 | 200 | |
| 1-1/8” (28.6mm) | 26.5 | 220 | |
| 1-1/4” (31.8mm) | 30 | 240 | |
| 1-3/8” (34.9mm) | 33.5 | 260 | |
| 1-1/2” (38.1mm) | 36 | 280 | |
| 1-5/8”(41.27mm) | 2:1 | 38 | 320 |
| 1-3/4”(44.45mm) | 2:1 | 41 | 340 |
Advantage :
1. we have our own factory
2. more than 10 years's experience
3. good quality and competitive price
4. perfect team can supply best service
5. quickly reply and accurate quotation
6. Conveniently in transportation
Product Detail :
Environmental protection certificate:
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