Metallic Colors 11.1mm 7/16 Inch Metal Spiral Binding Coils
High End Electroplated Single Steel Spiral Binding Coils In Metallic Colors
Description
The wire binding spines are 11 inches in length and are designed to be used with Letter size documents. However, they can also easily be cut with wire cutters to accommodate books with spines smaller than 11 inches long and can then used with a binding machine TD-132, TD-1500B34, TD-1500B34R, perfect for binding reports, presentations and any other book binding projects.
Quick Details :
a. Made of good quality steel wire ;
b. Electroplated in various customized color ;
c. Diameter range from 1/4" to 2" ;
d. Ring number is 35 rings .
Specifications :
| specification | pitch | inner diameter | Each volume teeth |
| 1/4 | 3:1 | 6.4mm | 80000 tooth |
| 5/16 | 3:1 | 7.9mm | 58000 tooth |
| 3/8 | 3:1 | 9.5mm | 42000 tooth |
| 7/16 | 3:1 | 11.1mm | 28000 tooth |
| 1/2 | 3:1 | 12.7mm | 24000 tooth |
| 9/16 | 3:1 | 14.3mm | 18000 tooth |
| 5/8 | 2:1 | 15.9mm | 10000 tooth |
| 3/4 | 2:1 | 19.1mm | 7000 tooth |
| 7/8 | 2:1 | 22.2mm | 4500 tooth |
| 1 | 2:1 | 25.4mm | 3600 tooth |
| 1/1/8 | 2:1 | 28.6mm | 3000 tooth |
| 1-1/4 | 2:1 | 31.8mm | 2000 tooth |
Advantage :
1. Factory supply with competive price ;
2. Wide range of color choice ;
3. Pre-cutting service for free ;
4. Widely used in various kinds of booking binding ;
5. Fast delivery .
What is the difference between 3:1 pitch and 2:1 pitch?
- 2:1 pitch wire-o binding wires are designed to fit the signature hole pattern of a 2:1 pitch wire binding machine (two holes per inch = 21 holes per letter-sized sheet). 2:1 Wire binding ring means per inch has 2 holes
- 3:1 pitch wire-o binding wires are designed to fit the signature hole pattern of a 3:1 pitch wire binding machine (two holes per inch = 32 holes per letter-sized sheet). 3:1 Wire binding ring means per inch has 3 holes
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