MROOFUL | Professional Carpenters Pencil Card Set Deep Hole Marking And Drawing With 2.8mm LeadsFor Carpenter Woodworking Architect

Instructions:It is suitable for marking through holes or other narrow areas.The sharpener is screwed into the top of the mechanical drawing pencil.The pen clip design can be easily hung on the bag, easy to use, and not easily lost.Solid woodworking pencils can draw on metal, plastic, glass, wood, paper, and other materials.