The Deli E3873 Spiral Binding Machine is a heavy-duty solution tailored for professionals who require consistent, high-volume document binding. With a strong binding capacity of up to 450 sheets, this Binding machine is ideal for offices, schools, and businesses where bulk organization is essential. The Deli E3873 features a 21-hole square punching system with 3 x 8mm holes and 14.3mm spacing, delivering clean, accurate results with every use. Its adjustable punching depth (2.5–6.5mm) and flexible paper fixer support diverse document sizes and spiral formats. Built from durable steel, the Deli E3873 Comb Binding Machine is built for longevity and daily performance in demanding environments. Despite its industrial-grade strength, the unit remains user-friendly thanks to an ergonomic handle that reduces operator fatigue and a compact design (400 x 280 x 335mm) that fits seamlessly into any workspace. The binding width of 300mm allows for a wide range of paper sizes, while the adjustable hold distance and hole numbers provide further customization. The Deli E3873 425 Sheets Comb Spiral Binding Machine delivers both style and substance, perfect for professionals seeking a reliable, precise, and efficient binding solution.