Features :   1  The new multi-purpose architectural pencil is a versatile tool with over 15 marking applications including parallel markers, contour scribes, compass and more.  2 You can change its shape according to your needs, just change the tightness of the pen holder and the nut to achieve different shapes to complete your needs. Locks in place after each adjustment to ensure accuracy.  3 Made of high quality plastic, it can prolong the life of the product. It has a durable construction and can be easily replaced.  4 The product is so small and lightweight that you can put it right in your pocket. Its unique shirt pants belt clip design makes it easy to carry and store.  5  It is a versatile tool with over 15 marking applications including tile and paving, stud walls, gables and paneling, filler panels, store accessories and built-in furniture.