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 areasincluding: each woodworking marker has been pre-filled with a refill, comes with 3 refill boxes including 6 red refills, 6 yellow refills, and 6 gray refills, that can meet your woodworking marking needs for a long-termBuilt-in sharpener for marks: the pencil sharpener is screwed into the top of the mechanical drawing pencils, which won't get lost either and your mechanical pencil will be sharpened for nice precisionMechanical pencil: the carpenters pencil do not slip out of the fingers and repetitive tracings cause less pain; The pen clip 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 are durable, which are grease to trace everywhere; Refills of 3 colors can distinguish marks with different meanings and can mark on dark surfacesMaterial:ABS plastic + stainless steelcolour:Red+orange+yellow+blackPackage Contents:1 set * carpenter pencilsOnly 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.