The high-quality expansion hook heavy-duty open cup hook expansion bolt is designed for secure anchoring in various construction and industrial applications. This product combines strength, reliability, and ease of installation, making it ideal for heavy loads. Heavy-Duty Design: Engineered to support substantial weight, suitable for heavy-duty applications. Open Cup Hook: The unique design allows for easy attachment of chains, ropes, or other hardware, providing versatility in usage. Expansion Mechanism: Features a reliable expansion mechanism that securely locks the bolt in place, preventing any movement or loosening over time. Corrosion Resistance: Made from high-quality materials with a protective coating to resist rust and corrosion, ensuring long-lasting performance in various environments.

Teflon hexagon nuts are a kind of hexagon nuts treated with Teflon coating, which has excellent anti-corrosion and anti-rust properties. Teflon coating can significantly improve the corrosion resistance and lubricity of the nut, suitable for use in a variety of harsh environments. Teflon hexagon nuts are usually made of carbon steel, stainless steel or alloy steel. Surface treatments include blackening, galvanizing, Dacromet and Teflon coating. Teflon coating can provide good lubrication and corrosion resistance to extend the service life of the nuts. Teflon hexagon nuts are widely used in petrochemical, wind power generation, ocean engineering and other fields. Due to its excellent anti-corrosion and anti-rust properties, Teflon hexagon nuts can work stably for a long time in humid and corrosive environments, ensuring normal operation and maintenance of equipment.