Rayson Wire Binding Spines, 3/8" 3:1 Pitch, 32-Loop Black, 100 Pack

Binding capacity: up to 60 sheets of 20# paper. The margin size affects the number of sheets that can be bound. For example, margins of 2. 5mm for 60 sheets, 3. 5mm for 50 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. Available in various colors and sizes from Rayson. , 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.