Superior Graphite Build: Engineered from premium graphite, these 2.8mm carpenter pencil refills offer exceptional hardness and durability. Waterproof and moisture-resistant, they withstand tough conditions without breaking, making them perfect for demanding job sites. Perfect Fit for 2.8mm Pencils: Designed to seamlessly fit mechanical builder's pencils, tracer pencils, Pica solid pencils, and other 2.8mm deep-hole markers, these 120mm long refills ensure easy replacement and continuous work flow on all your projects. Clear Marking on Diverse Surfaces: Formulated to produce distinct, visible lines on various materials including metal, plastic, glass, wood, and tiles, these black refills are essential for precise marking in carpentry, construction, and design. Designed for Harsh Environments: Tailored for professionals in carpentry, architecture, and design, these refills maintain performance in dusty, humid, or rugged conditions, ensuring reliable markings and consistent results in any environment. Portable & Secure Storage: Each pack includes a robust portable case that protects the refills from breakage during transport and storage. Organize and access your refills effortlessly, keeping them safe and ready for immediate use on site. Description: Experience precision and durability with our 2.8mm Carpenter Pencil Refills, designed specifically for Tracer/Pica Solid Pencils. These high-quality refills feature a unique waterproof lead that ensures your markings remain visible under any weather conditions. The innovative deep hole marker tip allows for easy marking on hard-to-reach surfaces, making it an essential tool for woodworking, construction, and building projects. Features: Compatible with Tracer/Pica Solid Pencils Waterproof lead for reliable marking in wet conditions Deep hole marker tip for precise