Gypsum Fiber Cement Board Knock-In Expansion Screw (No-Drill)

This product is an innovative fastening solution designed for easy installation in gypsum fiber cement boards without the need for pre-drilling. The knock-in expansion screw provides a secure and reliable hold, ensuring strong attachment and stability. Ideal for both DIY enthusiasts and professionals, it simplifies the mounting process, saving time and effort. Its design allows for seamless integration into various projects, offering a clean and efficient method for securing elements to gypsum fiber surfaces. Material: 65 manganese steel Surface treatment: Color zinc Product Grade: A-level Standard No.: National Standard Manufacture country: China Instructions included: No