Inch Square 4-Point Impact Socket Features Impact Rated; Meets or Exceeds Proof Torque Requirement for Impact Standard ASME B107.112 High-Carbon Alloy Steel and Proprietary Heat Treat Process Yields Greater Strength and Longer Life Cutting-edge Machining Process Allows Apex to Meet or Exceed Licensor Standards, Resulting in Tighter Tolerances and Superior Product Consistency Better and More Consistent Fit to Fasteners Leads to Better Torque Transfer Some products may require a minimum order quantity Note: Pictures may not show exact size, length, or socket detail. Product photos are meant for a general visualization of the socket