Munhwa Professional Hardboard 3-Ring D-Ring Binder B849B-7 | 3.5-Inch (9cm) | Black PP | Metal Slide Rail | Made in Korea

Maximum Durability for Industrial Archiving: Heavy-Duty Hardboard Jumbo Binder

The Munhwa B849B-7 is a high-durability jumbo binder engineered by bonding premium Polypropylene (PP) to a thick hardboard core. Designed for heavy-duty office use, it features a specialized metal "Slide Rail" on the bottom corners to prevent wear and tear during frequent insertion and removal from shelves. With a massive 90mm spine and a sophisticated pocket-type index system, this binder is the ultimate solution for large-scale document management such as accounting records, legal archives, and technical manuals.

- Heavy-Duty Hardboard Construction: The PP-laminated hardboard provides superior structural integrity and prevents warping even when filled to capacity.
- Protective Metal Slide Rails: Long metal rails are attached to the base corners to eliminate friction-induced damage, ensuring a long product life.
- Jumbo 9cm Spine: The massive 3.5-inch D-ring mechanism securely accommodates up to 500 sheets of A4 paper.
- Multi-Sided Pocket Index: A high-transparency pocket on the spine allows for easy labeling. The 4-sided index card provides ample space for titles and subtitles.
- Sleek Black Professional Finish: A minimalist and authoritative black design suitable for high-level corporate and legal environments.

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