【PREMIUM Cr-Mo STEEL】This impact adapter reducer set is constructed of heavy duty drop forged and heat treated chrome vanadium steel.
【HIGH QUALITY AND DURABILITY】Black oxide coating protects the sockets against rust and corrosion.It can meet all standard operating conditions.
【SOCKET ADAPTER&REDUCER SETS】2PCS set includes ： 3/4” female to 1/2” male and 1/2” female to 3/4” male to convert all your impacts to different size sockets.
【WIDE APPLICATION】This impact drill chuck adapter works with hand ratchets, air, power, torque and impact wrench to hold bits, also available for other 1/2" drive tools for conversion.
【PROFESSIONAL DESIGN】Each socket reducer comes with a built-in spring loaded stop ball that locks securely into the socket for better protection against dislodging and a torque function.