Product Code :65258EX Manufacturer Code : CHJ13B. Chartwell Student A3 Graph Pad 1/5/10mm Grid 70gsm 30 Sheets White/Blue Grided Paper J13BZ.The high quality Chartwell A3 Graph Pad is ideal for students and professionals alike. Individually shrink wrapped this graph pad is printed on 70gsm wove paper for the highest quality. Hole-punch with 4 holes to fit to standard lever arch files. Each pad has 30 sheets and is ruled on one side with a graph in blue on white paper to 1/5/10mm leaving you free to write notes on the reverse. The pages are photographically non-reproducible for the safety of your work.