They are very durable, they do not lose their sharpness and shape even after long use and many defeated fish. They are made only from high quality materials. Thanks to the variety of shapes and sizes, every angler will choose his own from this series! The asymmetrical 10 + 1 package allows the angler to easily choose the hook he needs. The Delphin HKD HAMMER is a universal and very strong hook suitable for fishing with fine tackle, but also for catching larger fighting fish. They have a wide range of use. Larger sizes are also suitable for carp fishing using the feeder technique method with pellets or other baits placed outside the hook.