GreatNeck SK57 1/2 Drive Socket Deep Wall 6 Point 15/16 Inch Great Neck 15/16" Deep Wall Socket 1/2" Drive 6 Point Chrome vanadium steel construction Great Neck sockets feature Posi-grip No Slip design. The socket wall design provides superior gripping power without rounding the fastener points. Torque is applied to the walls of the fastener head. GreatNeck SK57 1/2 Drive Socket Deep Wall 6 Point 15/16 Inch Features: 1/2" drive 6 point Deep well socket Ratchet (2542-7659) 15/16"