- High quality materials: good tensile strength across diverse environments, sufficient hardness, and durable construction for long service life. - Precise threading for secure performance: firm thread with uniform load distribution, burr-free and deep threads for high tensile attachment, resistant to deformation and slippage during use. - Easy installation with standard metric sizing: compliant with standard metric system; installs without slipping, provides high strength, and resists deformation and breakage. - Wide range of applications: suitable for household and office electrical appliances, ship assembly, mechanical engineering, and other maintenance tasks and DIY crafts. - Use scenarios: - Replacing fasteners in household and office electrical appliances during repair or upgrade. - Mounting components in ships, marine equipment, or mechanical engineering projects. - General maintenance, DIY crafts, and home improvement tasks.