Long Nose Deep Hole Pen Tip: This pencils has 6 mechanical hole marking pencils and a 1.77-inch long nose deep hole pen tip, which can accurately mark in narrow spaces and deep holes. Perfect for precise woodworking and construction projects.Built in sharpener: This woodworking pencil marker enjoys the convenience of a built-in sharpener, ensuring that it remains sharp when needed. No looking for a pencil sharpener or dealing with boring pencils. Maintain efficient production.18 refill replacements: These architectural pencils are equipped with 18 high-quality 2.8mm refills. You will have sufficient replacement leads to handle any woodworking, drawing, or construction tasks without interruption.Widely used: These mechanical pencils are suitable for and enthusiasts, specializing in woodworking, drawing, construction, and construction projects. Versatility and reliability come together.High-Quality ABS Material: Crafted with durability in mind, these deep hole marking pencil are made from premium ABS materials to withstand the demands of daily use. Expect long-lasting performance and precise results every time.Colour:MulticolorMaterial:plasticPackage Contents:6 * mechanical hole marking pencils18 * refillsOnly the above package content, other products are not included.Note: Light reflection 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.