Deep-hole maker: the deep-hole carpenter pencil designed with extended and needle-nose tip of 45 mm in length, reaching hard-to-reach areas where other carpenter marker do not go, suitable for marking through holes or in other tight areasBuilt-in sharpener for precise marks: the pencil sharpener is screwed into the top of the mechanical drawing pencils, which won't get lost either and your mecanical pencil will always be sharpened for nice precisionMechanical pencil: the carpenters pencil do not slip out of the and repetitive tracings cause less pain; The pen design can be easily attached to the pocket, easy to use and not easy to lose, gaining in efficiency, proper for construction and bricklayersMarks on various surfaces: the solid carpenter pencil can draw on metal, plastic, glass, wood, paper, etc; The drafting pencil lead are durable, which are grease to trace everywhere and stronger than hard lead; Yellow can be drawed on dark surfaces where grey lead do not drawRefillable for continued use: the woodworking marker is pre-filled with a grey lead, comes with 5 refill boxs included 6 red leads,6 yellow leads and 18 grey leads that can meet your woodworking marking needs for a long-term.size: 14.5cmMaterial:ABScolour:Black+red+yellowPackage Contents:2 x marker pens with built-in refills5 x refill box (Per box 6 red leads,6 yellow leads and 18 grey leads)Only the above package content, other products are not included.Note: Light 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.