Features: & radic; Manufact & eacute; made of durable chrome vanadium steel rust for durable handles, tough jobs Hex shaft saves time. & Eacute; saves time on traditional manual braces & radic; 8 piece chrome vanadium steel adapter set, complete with locking head. bearing & agrave; balls, turns any power drill into an electric nutdriver & radic; 4-piece adapters and reducers suitable for use with balls. all kinds of ratchets, wrenches & wrenches ratchet, wrench & agrave; socket, torque wrenches, handles, etc. & radic; Great for DIY, household maintenance and most general repairs, not industrial jobs. An excellent addition of tools & agrave; any set of boxes tools & nbsp; Specification: Material: CR-V chrome vanadium steel Surface treatment: black oxide coating & nbsp; 8pcs Drill Socket Adapter Size: Suitable for all sockets, for direct drive via drill chuck or with 1/4 “hex socket All sockets, Standard 1/4 “hex shank 1/4” hex shank for: Square drive 1/4 “Square drive; 3/8 “Square