Strong thin colorful leads for checking and grading. Hexagonal shape barrels make for easy gripping. Pencil comes with eraser. AP Certified and conform to ASTM-D4236. Each box includes 12 pencils. Sold as 12 boxes for a total of 144 pencils. 60 years of commitment and still going strong! Charles Leonard is a second generation family business and we understand that our success is due in large part to the extended nature of that family. We offer over 1 000 products that are used daily. When you clip staple pin punch draw glue color and create we are there.