Description 19-hole plastic spines bind 11" x 8 1/2" and oversized documents. Won't scratch, chip, peel or discolor. Compatible with GBC and other plastic comb binding machines. Editing capability with a machine. To select correct diameter, measure thickness of material (including covers) and add 1/8".
Product Details Global Product Type Binding Spines-Comb Binding Spines Spine Diameter 3/8" Number of Rings 19 Color(s) Black Material(s) Plastic Sheet Capacity 60 Pre-Consumer Recycled Content Percent 0% Post-Consumer Recycled Content Percent 0% Total Recycled Content Percent 0% Footnote 1 Value Pack -- Stock up and save