Roaring Spring 5x5 Graph Ruled Spiral Lab Notebook - 80 Sheets - 160 Pages - Printed - Spiral Bound - Both Side Ruling Surface - Quad Ruled Front Ruling - 3 Hole(s) - 15 lb Basis Weight - 56 g/m&#178, Grammage - Letter - 11" x 8 1/2" Sheet Size - 0.30"...

Quad Lab Notebook is great for great for science classes or design drawing. Each sheet has 5 x 5 quad ruling for technical work. They are three-hole punched to fit inside standard three-ring binders. Wire ends are coil-locked for snag-proof performance. Cover is made of kraft material. Notebook contains 80 green sheets (15 lb.).

Country of Origin: United States