1.[Deep hole manufacturer] : The design time of the deep hole carpenter's pencil is 45mm extension and needle nose tip, reaching hard-to-reach areas, while other carpenter signs cannot. It is suitable for through-holes or other tight area signs.2. [Sharpener for precise marking]: The sharpener is screwed into the top of the mechanical drawing pencil, and it will not be lost, and your mechanical pencil will always be sharpened for good accuracy3. [Mechanical pencil]: The carpenter's pencil will not slip fingers from the pencil and repeated traces will reduce the pain; the pen clip design can be easily hung on the bag, easy to use and not easy to lose, improve efficiency, suitable for construction and masons4. [Marks on different surfaces]: solid woodworking pencils can draw on metal, plastic, glass, wood, paper, etc.; drawing pencils are durable and can be traced everywhere, stronger than hard lead; yellow can be on dark surfaces that are not attractive to gray lead Draw on repeatable5. [Fill for continued use]: woodworking markers are pre-filled with gray lead and come with a refill box, which can meet your woodworking marking needs for long-term useSpecification:Pencil length: 14.5cmRefill length:12cmColour: As ShownMaterial: PlasticPackage Contents:3 x woodworking pencils (one each for red/black/orange)4 box x refills (three colors)Only the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.