General Pencil Co. Pencil Primo Charcoal Pencils - Primo Euro Blend Charcoal Pencils, in black and pure white, are premium charcoal pencils. Created with a unique, creamy, rich formula, they can be used alone or in combination with other charcoal, pastel, or mixed media. Also can be used for quick layouts for oil painting. Handcrafted in the USA with the highest quality incense cedar wood to ensure smooth sharpening and performance. Available in 3 degrees: HB, B, 3B, and Bianco (White). These pencils are sold in boxes of 12.