Detailed Product Description

metal binding coil/meta binding spiral coil/double ring coil

item name: binding coil

material: iron/metal

color: various. red, black, white, etc. can be customerized

size: different sizes available according to different needs

single ring, double ring for choose

metal binding coil/meta binding spiral coil/double ring coil

inner diameters vary from 6mm to 51mm

 spiral binding coils also available