Reducer converter impact adapter set Widely applicable Designed for use with manual wrenches, torque wrenches, pneumatic wrenches, electric wrenches, and other tools Function and performance Includes 1/4 inch, 3/8 inch, 1/2 inch, and 3/4 inch socket adapters Delivers reliability and performance Reduces wear and withstands greater torques generated by impact tools Design Square ratchet socket adapters with a four corner arcs square head design for hardness and impact resistance Through hole at the drive end allows the adapter to be firmly locked to the drive handle Material Made from chrome vanadium steel for strength and wear resistance Ensures long term performance and reliability Use scenarios Automotive and maintenance with impact tools Machinery and equipment assembly and disassembly in a workshop Home DIY projects and general equipment maintenance, including bikes and small machinery Sizes 1/4 inch, 3/8 inch, 1/2 inch, 3/4 inch socket adapters