Spiral Rings:
1. Plastic material
2. Coil diameter: from 1/4" to 2"
3. Pre-cutting length: A4, Letter, Legal

Plastic Spiral Rings:

Coil diameter: from 1/4" to 2";
Pitch available: 4:1 & 5:1;
Pre-cutting length: A4, Letter, Legal;
Color available: black, white, transparent, red, yellow, blue & green (other colors available on request);

... more details available on request.