1、Multifunctional: This impact wrench converter is multifunctional, converting an impact spanner to an electric hammer, changing your tools to fit square interface drills, and providing greater flexibility and functionality for a variety of your applications. 2、2 Pits and 2 Grooves Round Shank Design: This impact wrench conversion tool has a two pits and two grooves round shank design on the receiver bar, which allows you to handle various tasks easily. It is very practical. 3、Good Compatibility: This impact wrench adapter has good adaptability and is compatible with electric drills and impact wrenches, whether you are working on concrete, bricks or other materials, the adapter ensures compatibility with different types of drills for a seamless operation. 4、Excellent High Carbon Steel Material: This impact socket adapter converter is made of excellent high carbon steel material, which is strong and long lasting, not easy to be damaged, and has a long service life. 5、Wide Application: This impact wrench to electric hammer adapter has a wide range of applications, can be used at home, repair shops, factories, workshops, etc, great for professional use.