About This

• 【Binding Capacity】Binds up to 40 sheets of 20lb paper, with a 2.5mm margin for optimal capacity, ideal for smaller documents and light projects
• 【4:1 Pitch Design】Specifically designed for 4:1 pitch binding machines, featuring 4 holes per inch. This format differs from 3:1 pitch systems
• 【Versatile & Easy to Use】Compatible with U.S. Letter or A4 paper sizes, each coil is 12" long with 48 loops, and can be trimmed to fit using RAYSON wire coil crimper pliers
• 【Durable Metal Construction】Made from high-quality metal, these wire coils ensure document longevity, allowing them to open flat and rotate 360 degrees for easy reading and copying
• 【Cost-Effective Pack of 100】Available in classic black, these coils offer a budget-friendly solution for binding projects in the office, school, or home