Perfect Quality: Our heavy-duty screw eye hooks are made of premium steel and coated with rust-proof paint. The screw eyes have excellent corrosion and rust resistance, and can adapt to hail, extreme heat, rain, or a humid environment. 4 Large Heavy Duty Eye Hooks: Total length 127mm, eyelet outer diameter 45mm, sturdy black eyelets are strong and durable for a load of up to 181.4kg. As a must-have home accessory, you can screw them into wood/walls/many different places and hang various things. Strong and Load-bearing Capacity: Our heavy-duty eye bolts have a greater load capacity of up to 181.4 kg. Our rigid eye design ensures stability and strength, making your life more convenient and safer. Easy to Install: Easy to use and install with our eyelet hook. You can use a wrench to screw the hook into wood, plywood, or drywall, drill the hook into the cement wall, or use a soft hammer to gently insert the hooks directly into the wood. Widely Uses: These eye bolts are perfect for hammock