Description: Can be used for spinning nuts, spark plugs, motorcycle maintenance and more general work, quicken the process of undoing / tightening up. Spring loaded ball bearing prevents the socket from falling off whilst in use. Material: Chrome vanadium steel, hardened tempered, chrome plated and polished. Socket Size: 10mm 3/8'' Length: Approx. 16cm/6.3 Inch Package Includes: 1 Piece Sliding T Bar Socket Wrench