1、Durable and Corrosion Resistant: The propeller wrench is constructed with marine grade 304 stainless steel, which is resistance to corrosion in marine environments. 2、Application: Designed specifically for 1‑1/16 inches hex prop nuts and 0.56 inches quadrilateral nut, provides a perfect fit and allows for easy and secure tightening or loosening. 3、10inch Length for Easy Handling: Provides optimal leverage for easy handling and efficient maintenance, reducing the effort required for tightening or loosening prop nuts. 4、Reliable and Efficient: This propeller wrench ensures reliable and efficient propeller maintenance, helping to keep your boat's propellers in optimal condition for smooth and safe navigation. 5、For Marine Use: Easy to install and remove without any modification, can be used for marines, boats, kayaks, yachts, and so on.