Sharp and Wear-Resistant Metal Material: The body of the tungsten carbide scriber needle is made of high-quality aluminum, and the tip is made of high-quality tungsten carbide, which is sharp, hard, and wear-resistant. Ultra-Hard and Precise Tip: The forged tungsten steel tip has extremely high hardness and precision, allowing you to easily handle a variety of hard materials, making your experience very pleasant. Comfortable Design: The tungsten carbide pen has a magnetic design, and the pen cap has a built-in permanent magnet. A practical marker that is equipped with a convenient pocket clip and a ridged aluminum handle for maximum use and comfort. The scribing tip is also easy to replace and provides brand new performance for many years. Package Contents: You will receive 2 scribing tip pens and 8 additional marking tips with red caps, each with a protective case. The quantity is enough to meet and share your carving needs.Size: 12.7 cm Widely Uses: The scribing pen can draw clean and precise lines on hard materials such as glass, plastic, tiles, wood, stone, metal plates, etc. It is a good assistant for