This dual-head permanent marker combines a clog-resistant bullet tip and a high-visibility chisel tip for versatile, professional marking across a wide range of surfaces. The durable bullet-shaped acrylic tip delivers smooth, reliable lines, making it especially ideal for industrial and construction applications where visibility and durability are essential. The chisel-shaped fiber tip provides controlled ink flow for broader strokes, perfect for signage, labeling, and multi-surface marking tasks. Quick-drying, water-resistant, and long-lasting, the permanent ink prevents smearing and ensures clean, professional results. With a 72-hour cap-off life and an integrated pocket clip, this dual-ended marker is ready for continuous use in creative studios, workshops, laboratories, medical environments, and jobsite conditions—ideal for engineers, designers, architects, laboratory technicians, healthcare professionals, and industrial workers alike.