The dwmt73807 tough socket set contains a variety of 38in 14in sockets and accessories all supplied in a compact moulded case for easy storage and tool protection the sockets feature knurled beauty rings that provide a non slip gripping surface with deep laser etched markings for easy socket size identification contains3 x 38in spark plug sockets 58 34 1316in3 x 14in drive extensions 3 6 10in3 x 38in drive extensions 3 6 10in1 x 14in to 38in drive adaptor1 x 14in drive universal joint