Long service life: Made from aluminium alloy with an anodised finish, this marking tool is durable, rust resistant, and extends the life of the scriber needle. Simple to use: No complicated steps required; the tool marks accurately and lets you draw parallel lines and arches according to your ideas, making it convenient to use. Precise scribble: The scribing surfaces allow tight gaps for precise fits on natural uneven surfaces; ideal for drawing complex contours such as parallel lines and arches; the scriber pen enhances accuracy across a variety of materials and textures. Easy storage: Pocket size, small and lightweight; fits easily in a bag; features a belt clip design for convenient retention and transport. Use scenarios: - Metal fabrication and sheet marking: scribe layout lines on metal sheets and transfer patterns on irregular surfaces. - Woodworking and carpentry: outline complex contours on wood, plywood, or plastic components with precision. - Automotive and DIY: mark curved panels and transfer patterns during repairs or fabrication on various materials.