Convenient Storage and Handling: The textured knurled head firmly holds the scribe in place, with the option to reverse and lock it into the handle for easy storage Wide Application: Suitable for marking various materials such as steel, brass, plastic, glass, ceramics, and hardened steel High-Quality Material: Made from high-quality 45# steel, the scribe features a textured to durability and long-lasting performance Precise Heat Treatment: The scribe undergoes a heat treatment at 50-55 degrees to its strength and adaptability, making it suitable for long-term use Anti-Roll Design: The hexagonal head prevents the scribe from rolling during use, enhancing stability and ease of handling, Manufacturer: Akfldms