- Package includes 5 pieces, providing excellent value for various projects. - Made from durable carbon steel, ensuring strength and longevity for reliable performance. - Designed for effective expansion: a threaded bolt tightens to draw a tapered cone, expanding a sleeve against the walls of the drilled hole. Key Benefits: - Secure fit: The expansion mechanism creates a strong hold, preventing loosening over time. - Easy installation: Simply drill the correct size hole, tap the screw into place, and tighten for a secure fit. Attributes: - Material: High-quality carbon steel for enhanced durability. - Compatibility: Suitable for various applications in woodworking, metalworking, and construction projects. - Size: Designed to fit standard screw sizes, ensuring versatility across different tasks. Use Scenarios: - Ideal for anchoring heavy shelves or cabinets where a strong, stable hold is essential. - Perfect for securing machinery or equipment in place during construction or repair work. - Useful in DIY projects, such as building furniture or installing fixtures, providing a reliable fastening solution. Experience the difference in quality and performance with this carbon steel expansion set, engineered for strength and ease of use in any application.