Deep-hole making machine: Deep-hole woodworking pencil, 45 mm long, reaches the area that other woodworking marks cannot reach, and is suitable for marking through holes or other tight areas.Built-in pencil sharpener for precise marking: the pencil sharpener is screwed into the top of the mechanical drawing pencil, no one will be lost, the mechanical pencil will always be sharpened, accuracyMechanical pencil: The woodworking pencil will not slip out of the finger, and the repeated marks will reduce the pain; the pen holder design can be easily fixed on the pocket, easy to use, not easy to lose, high efficiency, suitable for construction and brick layersMarking on different surfaces: solid woodworking pencils can be drawn on metal, plastic, glass, wood, paper; drawing pencils are strong, grease can be traced to any place, stronger than hard.Can be refilled for continued use: The woodworking mark is pre-filled with gray and comes with a supplement box, which can meet your long-term woodworking marking needsRefill Type:G:(3 yellow/3 red)colour:BlackMaterial:ABS+metalPackage Contents:1 x black woodworking pencil1 box x refillOnly 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.