Markal DURA-INK #200 Felt Tip Marker is a felt tip marker with a broad extra wide chisel tip for making 5/8′ and 3/8′ marks. It has a jumbo ink supply for greater mileage, permanent ink formulated for industrial strength usage, and a durable cap and barrel for heavy-duty use. Use on cardboard, wood, metal, paper, ceramics, cloth and glass, etc. for the identification of equipment, signs and marking shipping containers.