Solid Carpenter Pencil Marker

1.Deep-hole maker: pencil designed with extended and needle-nose tip of 45 mm in length, reaching hard-to-reach areas. 2.Built-in Sharpener:the pencil sharpener is screwed into the top of the mechanical drawing pencils. 3.The pen clip design can be easily attached to the pocket, easy to use and not easy to lose. 4.Suitable for marking through holes or in other tight areas. 5.Marks on various surfaces: the solid carpenter pencil can draw on metal, plastic, glass, wood, pape.