Pitch 4:1 gold-plated coating 2.0MM thick spiral binding coil, used for notebook
Specification Detail:
| Specification | Pitch | A4(297MM) | A5(210MM) | 
|  			 1/4” 5/16” 3/8” 7/16” 1/2” 9/16” 5/8” 3/4” 7/8” 1-1/8” 1-1/4”  |  			 			 5MM(5:1) 
  |  			59 loops | 42 loops | 
|  			 6MM 
  |  			49 loops | 35 loops | |
|  			 6.35MM(4:1) 
  |  			46 loops | 33 loops | |
|  			 7MM 
  |  			42 loops | 30 loops | |
|  			 8MM 
  |  			37 loops | 26 loops | |
|  			 8.47MM(3:1) 
  |  			35 loops | 24 loops | |
|  			 10MM 
  |  			29 loops | 21 loops | |
|  			 12.7MM(2:1) 
  |  			23 loops | 16 loops | |
Our Details:
| Product Details | |
| Name: | Single wire metal strapping coil | 
| Material: | Metal | 
| Color: | Various Color | 
| Pitch: | 3:1,2:1,4:1 | 
| Wire Dia: | Conventional standards | 
| Specification: | 6-80MM | 
| Length: | Customize according to needs | 
| Packing Details: |  			 100pcs/box, 20boxes/carton. Carton size: 325x535x515mm  |  		
Tooth pitch introduction:

Our Advantages:
1) Precise pitch for your choice and time saving
2) Quality guaranteed and favorable factory price
3) Special design for high-end costomer's children books, providing pre-cut double wire ends-bending service of 270 degrees
4) Any length of spirals could be customzied as your requirements
5) We offer free pre-cutting service and fast delivery service
Quotation needs to know:
1. Specification size/tooth pitch/tooth number/color.
2. Specific quantity and special requirements.
If you do not have the above data, please tell us:
1. What product is this product used for?
2. How much paper does a book use?
3. How many grams per piece of paper? How many grams is the lid?
4: What is the total length of the bound book?
We look forward to your consultation! We will return at a satisfactory price.
Dongguan Sudi Stationery Co., Ltd. was established in 2013. It is a manufacturer specializing in the production of nylon coated double threads, PVC plastic spirals, metal single spirals, calendar hangers, binding machines, punching machines and various spiral forming machines.
FAQ
Q: Are you a trading company or a factory?
A: We are a factory.
Q: Do you provide sample?
A: Various samples are availabe, freight cost is on your side.
Q: How long can I expect to get samples?
A: After you pay the sample charge and send us confirmed files, the samples will be ready for delivery in 1-2 days. The samples will be sent to you by express.
Q: What kinds of color do you have?
A: We can do products according to pantone color.
Q: What are your terms of payment?
A: 30% deposit, 70% balance before delivery. 30% deposit, the balance L/C. 100% in advance. Western Union/Paypal.