SK 4950 10 Piece 1/4-Inch Drive 12 Point 3/16-Inch to 9/16-Inch Deep Socket Set 10-piece 1/4-inch drive 12-point deep fractional socket set stands up to harsh working environments Patented SuperKrome finish for durability and maximum corrosion resistance SureGrip hex design drives the side of the fastener, not the corner Includes 10 deep sockets 1/4-inch drive