Roaring Spring Covered Engineering Pad - 80 Sheets - 160 Pages - Printed - Glued - Back Ruling Surface - 5 Horizontal Squares - 5 Vertical Squares - 3 Hole(s) - 20 lb Basis Weight - 75 g/m² Grammage - Letter - 8 1/2" x 11" Sheet Size - 1.20" Height x

Part of the Signature Collection, these Engineering Notepads are covered and tape-bound for extra durability. Heavyweight paper reduces bleed. The 20 lb. paper features a frame front with a 1/2" margin and a 5 x 5 enclosed grid on the back for precise sketches, record-keeping and notes. Each clothbound pad contains 80 sheets. Perforated, 8-1/2" x 11" sheets and cover are three-hole punched along the 11" binding edge so it can easily fit inside letter-size, three-ring binders.