General description This Esselte lever arch file features a patented No.1 filing mechanism that provides outstanding locking force to keep A4 documents secure. It is designed with durable polypropylene covers and includes a metal thumb hole for easy retrieval from shelves, as well as metal edges for enhanced durability. This pack contains 10 red A4 lever arch files. Technical specifications Spine width: 75mm Capacity: Holds up to 500 sheets of 80gsm paper