Specifications: Marking Length: 45mm Deep Hole Woodworking Pencils Thickness: 2.8mm Mechanical Pencils Thickness: 2mm Nib Design: Long to reach tight areas Material: Wax Pencils, Carbide Scribing Tool Lead Colors: Three Built-in Sharpener: Yes Tip Material: Tungsten Carbide Features: Deep Hole Marker: The construction pencils in this set feature a 45mm long tip that allows access to tight areas that other woodworking pencils cannot reach. The set includes refill leads in three colors to distinguish markings and allows for hassle-free marking on dark surfaces. High Quality Marking Tool: The refill design extends the life of the woodworking marker, increases durability and prevents easy breakage. This makes it an ideal tool for carpenters, construction workers or anyone who needs a sturdy pencil for marking a variety of surfaces. Built-in Sharpener: Each wax pencil in this set comes with a built-in sharpener located on top of the mechanical drawing pencils, providing users with extra convenience while working. Carbide Scribing Tool: The metal marking pen in the set includes a tungsten carbide tip that can be used to mark on hard materials such as hardened steel, stainless steel, ceramic and glass. This essential machining tool provides precise line markings. Convenient Design: The pencils are equipped with a portable pen clip, making them easy to carry during working hours. Package Includes: 3 x Deep Hole Woodworking Pencils 3 x Mechanical Pencils 1 x Carbide Marking Pen 12 x Pencil Leads 24 x Mechanical Pencil Leads