Graph Paper Letter Size, 3-Hole Punched, Quad Ruled, 120GSM, 200 Sheets (400 Pages), 8.5 x 11 Inches, 1/4 Inch Squares, Refill for 3-Ring Binders

["Letter Size 3-Hole Punched Graph Paper: Standard US letter size graph paper ideal for school, office, engineering, and planning use. Fits perfectly in standard 3-ring binders and folders.","3-Hole Punched for 3-Ring Binders: Precision-punched holes align with standard US 3-ring binders. Ready to organize, archive, or rearrange, no punching required.","120 GSM Thick Premium Paper: Heavier-weight paper provides a sturdy writing surface with no bleed-through or ghosting. Suitable for pencils, pens, fineliners, and light markers.","Quad Ruled Graph Paper Layout: Clean, evenly spaced grid lines ideal for math, algebra, geometry, engineering notes, charts, diagrams, drafting, and structured layouts. .25\" squares.","200 Sheet Value Pack: High-count refill pack for students, professionals, engineers, teachers, and planners who need reliable, durable graph paper for frequent use."]