Features: The stainless steel 304 anchors hook features a unique anti slip opening structure with a load capacity of up to 1500kg, effectively preventing accidental detachment during lifting. Made from high strength alloy steel with rust resistant surfaces treatments, this hook offer 3x enhanced durability and long term wear resistance. Its excellent tensile strength and corrosions resistance make it perfect for extreme environments like mining and marine engineering. Designed for simplicities, this hook can be installed in seconds without additional tools, streamlining operations for engineers and construction teams. Its accessible design boosts efficiency in time sensitive projects. Suitable for cargo lifting, hauling, and towing, this hook meets diverse industrial and household needs. It’s particularly useful for heavy machinery operators and warehouse staff, enhancing safety and productivity in handling heavy loads. The hook’s body is ergonomically designed for a comfortable grip, reducing hand fatigue during prolonged use. Ideal for extended lifting tasks, it improves operators comfort and performances. Specifications: Materials: Stainless Steel Size: 1/4: 9.9Cm/3.89Inches Long; 5/16: 11.35Cm/4.46Inches Long; 3/8: 12.95Cm/5.09Inches Long; 1/2: 15.55Cm/6.12Inches Type: 1/4, 5/16, 3/8, 1/2(Optional) Package Includes: 1Pc Anti-Loosening Lifting Hook note: Please allow 1-2cm error due to manual measurement. Please make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks!