Our book binding wire, also called single spiral wire,single nylon coated spiral,single spiral coil is made of good quality of nylon coated wire. Speciality: Nylon coated,smooth and lustrous surface,strong adhesiveness,endure abrasion and humidity,be able to bear rusting ,eroding,and aging. Material: Innocuous material,which complies with the environmental safty standards of Occident. Pull: Stronge pull,stable shape and quality,low wastage. Range: Notebook,album,calendar and so on. Specification:
binding supplies metal spiral binding wire
Coil Diameter
Recommended Maximum Book Thickness
Inch
mm
mm
1/4
6.4
3.4
5/16
7.9
4.9
3/8
9.5
6.5
7/16
11.1
8.1
1/2
12.7
9.7
9/16
14.3
11.3
5/8
15.9
12.9
3/4
19.0
15.1
7/8
22.2
18.2
1
25.4
20.4
5/4
31.8
25.8