Compatible with Similar Style Carpenter Pencils: the carpenter pencil cap is precisely engineered for deep hole carpenter pencils, however, it is also compatible with other long nosed mechanical construction pencils of the same size and style and Accuracy: the 2.8mm round pencil refills are made from quality , providing consistent and precise markings on various surfaces; Whether you're marking wood, metal, or other materials, these refills offer clear and accurate lines Protective Pen Cap : made from quality material, our solid carpenter pencil cap not only the pen tip from damage but also prevents dust and debris from entering, extending the lifespan of the refill, reducing breakage and maintaining sharpness you receive 4 pieces carpenter pencil caps which are designed according to carpenter pencil, and 24 pencil refills for ensuring a long term usage during your work, suitable for being an excellent addition to your toolkit whether you're a professional woodworker or a hobbyist, our deep hole marker set meets your needs; From home repairs to professional projects, this mechanical carpenter pencil set is a reliable tool for marking, drawing, outlining, and various other woodworking applications, Manufacturer: Akfldms