Markal DURA-INK® Metal Barrel Chisel Permanent Ink Marker – Black The Markal DURA-INK® metal barrel chisel marker in black delivers bold, permanent marks on a wide range of surfaces. Its versatile chisel tip produces both fine and broad lines, making it ideal for layout, identification, and general jobsite marking. Key Features • Black ink for strong contrast on light surfaces • Chisel tip creates fine or broad marks • Permanent, smear- and water-resistant ink • Durable metal barrel with large ink supply • Suitable for metal, wood, plastic, glass, and more