Strong, heavy-duty, high-quality pencil with extra-thick lead writes smooth, dark lines. It is pre-loaded with Pentel Super Hi-Polymer lead (1.3mm). Durable metal tip & 4mm sleeve stabilizes lead to prevent breakage & makes this heavy-duty mechanical pencil perfect for use with templates & rulers. Sturdy metal clip withstands repeated use. Latex-free engineered grip is designed for writing comfort. PROGear Mechanical Pencil is perfect for marking different types of surfaces, such as wood, drywall, tile & more. It is refillable with Pentel Z2-1N eraser & Pentel Super Hi-Polymer lead.