This 13mm Socket 1/2" Drive Deep Metric 955428 is an ideal addition to anyone's tools , whether it be for the garden , garage or DIY Socket 1/2" Drive Deep Metric 13mm Chrome vanadium steel 6-point metric socket Fully mirror-polished finish Chamfered end for positive nut location Radius design for added torque and long life Knurled band, ball-retention hole To DIN3124/ISO2725 and DIN3120/ISO1174.Warranty: LIFETIME for all hand tools ; 3 YEAR for power tools , air & petrol tools. Silverline-Tooltime 955428 5055058117069 .