Hex socket extension adapter, 1/4" SDS Plus socket bit and 1/4" 3/8" 1/2" square drill bit in stainless steel and chrome vanadium steel

【High Quality】Carbide-tipped adapter for maximum durability; robust construction ensures a long service life. 【Ball Release Design】Ball release design for quick connection and disconnection, and to stay securely in place while driving. 【Application】The universal shaft fits most screwdrivers, drills, and electric chucks. 【Easy to Carry】The small size allows you to take your drill extension anywhere for any job and it can be stored in many tool bags. 【Package】Includes one hex socket and three square adapters of different sizes, so you can use the right one for different needs.