0.7 mm. New lead. Darker writing. Erases cleanly. Perfect for standardized tests No. 2. No.1 selling mechanical () pencil. (Source: The NPD Group, Inc./Retail Tracking Service/U.S. Actual Unit Sale (Retail & Commercial Combined/Jan-Dec 2017). No. 2 lead 0.7 mm. Lead advances quickly and easily. Smoother, darker writing. Smooth writing lead does not smudge and erases cleanly. Always ready, sharp accurate,BIC mechanical pencils smart choice at test. Perfect for standard test. www.bicworld.com. Made in Mexico.