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 preciseMechanical 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 layersMark 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 surfacecolour:C: Red+black+yellow+blueMaterial:ABS+metalPackage Contents:3 x woodworking pencils(1 red/1 black/1 blue)3 boxes x refills (6 red/6 yellow/6 black)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.