Rayson Wire Binding Spines, 7/16" 3:1 Pitch, 32-Loop Black, 100 Pack

Binding capacity: up to 80 sheets of 20# paper. The margin size affects the number of sheets that can be bound. For example, margins of 2.5mm for 80 sheets, 3.5mm for 70 sheets, and 4.5mm for 60 sheets.

Pitch: 3:1 (32-Loops); Length: about 11 inches for letter size sheet format; Color: black; 100pcs per package.

Permanent binding keeps pages secure and allows them to turn easily.

The binding wire can bind paper up to letter size. For smaller paper sizes, trim the excess wire with scissors.

Perfect for internal reports and functional documents. Especially binding using with Rayson TD-132, TD1202, TD1202R, TD-1500B34 or TD-1500B34R wire binding machine.

"Rayson 7/16"" wire binding spines are designed for 3:1 pitch wire binding machines and 32-loop Letter-size binding. Each pack includes 100 black binding wires, each measuring 11"" long. The 7/16"" size binds up to 80 sheets, making it suitable for reports, proposals, manuals, presentations, school projects and office documents. The clean black finish gives bound documents a neat, professional look while keeping pages securely organized. Please confirm your binding machine uses 3:1 pitch and supports 32-loop wire binding spines before purchase. "