General description There are 10 pieces of tungsten carbide scribers in the package, providing sufficient quantity for daily use and replacement. These scribers consist of a tungsten carbide tip and a metal shell, making them capable of handling hard materials such as hardened steel, stainless steel, ceramic, jade, shell, and glass. The tungsten carbide tips are durable and resistant to breaking, ensuring long-term use. Technical specifications Quantity: 10 pieces Material: Tungsten carbide tip and metal shell Color: Silver Measurement allowed error: +/- 1-3 cm Usage Mark clear lines on various hard materials including glass, metal, wood, ceramics, and jewelry. Engraving and picking up small parts with the magnetic design. Other information Portable and compact design with a clip for easy carrying. Lightweight with a knurled aluminum handle for a non-slip grip. Can be easily stored in a bag or handbag when not in use.