Point d'origine
Guangdong, China
Numéro de Type
metal spiral coil
usage
Binding notebook, book
Binding thickness
3.4mm to 42.8mm
color
white, black, silver, gold, red, blue and so on
Binding with
by metal single coil binding machine
Pitch
5, 6, 6.35, 8, 8.47, 10mm