GearWrench  80732 1/2-Inch Drive SAE Deep 12 Point Socket Set, 14-Piece Surface Drive Technology Reduces Fastener Rounding. Chamfered Opening to Guide Fastener Into Socket Large Hard-Stamped Size Identification Double Line (SAE) and Knurled (Metric) Ring to Easily Identify Standard vs. Metric Sockets Full Polish Chrome Finish Cleans Easily and Resists Corrosion