Binding Spines Office Products A4 28.5 mm (for 270 sheets) pack of 50, red

Office Products red binding spines for A4 documents with a 28.5 mm diameter are designed to bind up to approximately 270 sheets. Supplied as a pack of 50, these comb-style spines are intended for use with standard comb binding machines and provide a straightforward way to assemble reports, manuals, presentations and office documents with a professional, uniform appearance.

Advantages

These binding spines offer consistent page alignment and reliable holding strength for medium-thickness documents. The bright red color makes bound documents easy to identify and sort. Made from resilient plastic, the spines resist cracking and maintain shape during normal office use, while the comb design allows pages to open flat for reading and photocopying.

Suitable for

• Binding reports and manuals up to about 270 sheets
• Presentations and training materials
• Office filing and document organisation
• School projects and student portfolios
• Print-shop finishing and short-run production

Key specifications

• Format compatibility: A4 documents
• Spine diameter: 28.5 mm (suitable for approximately 270 sheets)
• Quantity: 50 spines per pack
• Style: comb/strip binding
• Colour: red
• Material: durable plastic

How to use

Prepare punched A4 pages that match the comb pitch of your binding machine. Open the comb on the binding machine, insert the spine through the punched holes of the document, then release the comb to close and secure the pages. Check alignment before trimming or applying covers. For best results use covers and backers suited to the document thickness.

Usage recommendations

For optimal durability and a neat finish, pair these 28.5 mm spines with suitable front covers and card backers and ensure the punch pattern on pages matches your binding machine. Store packs flat and away from direct sunlight to prevent warping.