Material: 304 stainless steel for corrosion resistance and durable performance. Standard: GB/T compliant, ensuring compatibility with other GB/T fasteners and components. Category: Machine screws designed for fastening metal parts, panels, enclosures, and other assemblies with through holes or nuts. Size: M4 thread, suitable for light to medium duty applications with corresponding M4 nuts or tapped holes. Key benefits and features Corrosion resistant and durable for long service life in common indoor and moderate outdoor environments. Consistent GB/T specification helps with interchangeability and quality assurance. Small M4 size provides a compact fastening solution for precise assemblies. Strong enough for panel mounting, enclosure assembly, and light machinery applications. Easy to install with standard tools and compatible with corresponding nuts or threaded holes. Specific use scenarios Electronics enclosure mounting: securing panels, covers, and internal components in consumer electronics or control housings. Furniture and cabinetry hardware: attaching brackets, hinges, or decorative panels where a discreet, corrosionresistant screws are required. Small machinery and appliance assembly: fastening covers, fittings, or components in lightduty equipment and home appliances.