Wooden Triangular Graphite Pencil with Eraser Tip. This pencil is made of high quality basswood and is easy to sharpen. The triangular shaped pencil is ergonomically designed for both right and left handed writing. The pencil is HB, the tip is not easy to break, providing a smooth writing experience. Each graphite pencil has a small eraser on the top, convenient and practical, will not fall off the top of the pencil. You can use it when you need to erase your handwriting and you don't have to worry about losing it. The eraser cleans very well with normal strength.