General Description: The solid construction pencil is an indispensable marking tool for construction professionals and carpenters. Its ergonomic design allows for a comfortable grip, reducing fatigue during use. It is designed for use on various surfaces, including metal, plastic, glass, wood, and paper. Thanks to its extended 48 mm tip, it easily reaches hard-to-reach areas, making it ideal for marking through holes or in tight spaces. Technical Specifications: Length: 150.9 mm / 5.94 inches; Material: Stainless steel and plastic; Lead Diameter: 2.5 mm / 0.1 inches; Color: Black. Compatibility and Accessories: Comes with a refill box including 2 black leads, 2 red leads, and 2 yellow leads. Installation: The sharpener is integrated into the top of the pencil, allowing for quick and easy lead sharpening. Usage: Ideal for marking on dark surfaces with bright colors such as yellow and red. Allows marking in 2.5 mm holes. Designed for efficient use on construction sites and in carpentry work.