Product Details
Quality Guarantee Wire Spiral Binding Coils For All Kind Of Coil
Books
Product description
Give your papers, files, and documents a professional touch with
these plastic spiral binding coils. These binding coils can help to
hold and organize a variety of paper sheets and files with one
coil. They are also perfect to use at home or for the office. These
durable coil spines will hold your documents and papers securely in
place.
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 :
Coil Inner Diameter | Recommended Max.Book Thickness | Pitch |
Inch | MM | MM | MM |
1/4 | 6.4 | 3.4 | 6 |
5/16 | 7.9 | 4.9 | 6 |
3/8 | 9.5 | 6.5 | 6 |
7/16 | 11.1 | 8.1 | 6 |
1/2 | 12.7 | 9.7 | 6 |
9/16 | 14.3 | 11.3 | 6 |
5/8 | 15.9 | 12.9 | 6 |
3/4 | 19.1 | 15.1 | 6 |
7/8 | 22.2 | 18.2 | 6 |
1 | 25.4 | 20.4 | 6 OR 8 |
1-1/4 | 31.8 | 25.8 | 6 OR 8 |
1-1/2 | 38.1 | 32.1 | 6 OR 8 |
2 | 50.8 | 42.8 | 6 OR 8 |
3 | 76.2 | 60 | 6 OR 8 |
4 | 100 | 80 | 6 OR 8 |
Company Profile
Factory exterior:

HongKong Sudi Stationery Limited, established on 20 13, is a
professional manufacturer of nylon double-coated wires, PVC plastic
spirals, metal single spirals, calendar hangers, binding machines,
punching machines and various spiral forming machines.
We have well-equipped testing facilities and strong technical
force. Our double wire adopts imported nylon covered wire. All our
binding materials have passed strict SGS testing and CE certified
binding machines, which meet the standards of the European and
American markets. At the same time, we are the supplier of LEO
PAPER GROUP, the largest printing company in Asia. After years of
sales, our products have won a high reputation and wide recognition
at home and abroad.
Our products have a wide variety, high quality, reasonable price,
beautiful design, and are widely used in printing and other
industries.
Our products are widely recognized and trusted by users, and can
meet the ever-changing economic and social needs.
We welcome new and old customers from all walks of life to contact
us for future business relations and mutual success!
GSG Environmental Certificate:

HLMTS Test Report:



Workshop interior:


Quality inspection departments:

Cut strip warehouse:
