Features: The 4 piece hook head wrench set features a unique curved design in tight, hard to reach spaces while maintaining secure grip on various fastener types. Crafted from steel with crescents shaped openings, these wrenches provide slip resistant contact and extended durability for repeated heavy duty applications. Ideal for mechanics, enthusiasts, and home repairers requiring precisions tool for automotive maintenance, machinery adjustments, and furniture assembly tasks. Perfect for wheel nut removal in cramped vehicle compartments, industrial equipment installations, and household plumbing repairs where standard tools fails to access. The compact size and lightweight construction make this wrench set essential addition to professional toolkits and mobile repair bags for on site troubleshooting. Specifications: Component: Steel Specifications: 38-42, APU16, ER32, ER40. Package Includes: 4Pcs Hook Wrench note: Please allow 1mm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color of the item.