This Electric Hammer Conversion Adapter is made of stainless steel and is compatible with both Electric Drills and Impact Wrenches. It transforms your tool to accommodate SDS-Plus and Square interfaces, providing added flexibility and functionality for a wide range of applications. The adapter is suitable for use with both square and round shank drill bits, allowing you to tackle various tasks with ease. It is durable, versatile, and perfect for professional use or DIY projects.