The 11.1mm Wire Spiral pack includes 100 high-quality double-loop binding coils, designed for securely binding A4 documents. With a diameter of 11.1mm (approximately 7/16″), these coils are suitable for binding documents up to approximately 80–100 sheets of 80gsm paper, making them ideal for thicker presentations, reports, manuals, and notebooks.

Each wire spiral features a 3:1 pitch (32 loops per A4 sheet), offering a clean, tight, and professional finish. Constructed from durable metal and often coated with a smooth nylon finish, these spirals are both flexible and strong, ensuring long-lasting document integrity.

✅ Key Features

• Diameter: 11.1mm (approximately 7/16″)

• Pitch: 3:1 (32 loops per A4 sheet)

• Sheet Capacity: Up to 100 sheets (80gsm)

• Material: Durable metal with optional nylon coating

• Quantity: 100 coils per pack

• Color Options: Available in black, white, silver, and more

• Compatibility: Works with standard 3:1 pitch wire binding machine

🛠️ Applications

These wire spirals are perfect for:

• Binding reports, presentations, and manuals

• Creating notebooks, calendars, and planners

• Organizing training materials and educational resources

• Professional document presentations requiring a polished finish