Silver-Streak Red-Riter Welder's pencil in red color is used to draw illuminating marks that helps welder during cutting and welding for easy operation. Pencil comes in hexagonal shape to reduce barrel roll for easy marking. Color: Red. Marks resistant to torch flames; will not rub off or burn off like soapstone. Highly visible marks illuminate when cutting or welding. Durable marks will not scratch or abrade metal surfaces. Hexagonal shape reduces barrel roll unlike competitive brands. Sharpen with any standard pencil sharpener. Economical, high-strength pencil is ideal for marking all types of metal surfaces even oily, rusty or wet surfaces. Physical State: Flat Silver Solid. Specific Gravity: >1. Shape: Hexagonal. Perfect for metal layout and fabrication work. 12 per pack. Silver-Streak Red-Riter Welder's Pencil is economical and has high-strength.