€¢ Flat pencil lays down a long lasting, smooth, rich black mark €¢ Red pencils with black stripes are easy to see and easy to sharpen €¢ Available with Soft, Medium, or Hard graphite cores €¢ 12 per sleeve in a 72 count box €¢ PMA Certified non-toxic >> The world's best know carpenter pencil. Flat pencil lays down a long lasting, smooth, rich black mark. Red pencils with black stripe are easy to see and easy to sharpen. Available with Soft, Medium, Hard and Economy Medium graphite core. 12/sleeve. PMA Certified non-toxic.