Place of Origin
Guangdong, China
material:
Eco-friend pvc or pet
coil diameter:
1/4" 5/16" 3/8" 7/16" 1/2" 9/16" 5/8"......2"
Wire thickness:
1.3mm,1.6mm,1.8mm,1.9mm,2.2mm,2.3,2.5,2.6,2.8mm
raw material:
plastic filament
Color:
basic black,white&clear,any color according to PMS color is ok
coil pitch:
2:1,3:1,4:1 5:1
Usage:
binding looseleaf notebook,book
Binding book max thickness:
42.8mm
Item
Plastic Spiral Binding
