Armstrong 20-846 1/2″ Drive 12 Point Impact Socket 1-7/16″ USA

1/2″ Drive 12 Point Impact Socket 1-7/16″Made in the USA – Quality and AvailabilityRadius Corner Design Engages the Flats of the Fastener, Not the Corners, Providing Up to 15%-20% More Torque While Reducing Fastener Rounding, Enhancing the Turning of Worn FastenersEYE-D Markings Optimize Size Visibility, Also Providing SAE / Metric DifferentiationSocket Wall Dimensions Are Optimized to Provide Strength While Retaining Access to Restricted FastenersManufactured From High Alloy Steel Using the Most Up-To-Date Manufacturing Process and Heat Treat for Greater Strength and DurabilityMeets or Exceeds ASME B107.2-2002 and US Federal Spec. GGG-W-660A