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 marking: the pencil sharpener screw is screwed into the top of the mechanical drawing pencil, no pencil will be lost, your mechanical pencil will be sharpened, very precise.Mechanical 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 layers.Mark on different surfaces: solid woodworking pencils can be drawn on metal, plastic, glass, wood, paper, etc.; drawing pencils are durable and can be seen everywhere; 3 colors can be added to distinguish marks with different meanings, and they can be used in the dark Mark on the surface.Colour: A: blue+red+black+orange+yellowMaterial: ABS+MetalPackage Contents:3 * woodworking pencils (1 orange/1 blue+1 red-with refills included)3 boxes * refills (6 black/6 yellow/6 red)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.