Tabbies 7-hole Manila Chart Divider Sheets - 8.5" Divider Width x 11" Divider Length - 7 Hole Punched - Manila Divider - 400 / Box - Divider sheets are 110-lb. stock printed with guidelines for fast and accurate placement of medical chart divider index tabs. Sheets are conveniently ruled for making notes and are 7-hole punched to be used with fasteners in folders or 3-ring binders.