- Hinged screw cover caps, made of high-quality white plastic - Flame-retardant, resistant to oil, corrosion, acids, and alkalis, ideal for long-term use - Easy to install: simply insert the screw and press the cap for a secure fit - Compatible with M3 and M4 screws, heads up to 8 mm in diameter and 3 mm thick - Smooth surface provides a clean, professional finish to furniture and walls - Protect screws from oxidation and enhance the appearance of any installation - Recommended for use in home, office, garden, school, and businesses - Includes 100 units, enough quantity for multiple applications and replacements - Dimensions: 13 mm diameter, 4 mm height, 4 mm hole - Practical solution for concealing screws and extending their service life