Physically these are identical to standard sockets except for the black coating. Under the skin they are specially hardened to resist the high torque forces and vibration from manual impact screwdrivers and powered impact wrenches.

US PRO by Bergen 16pc 1/2'' Dr 6-Point European Deep Impact Socket Set B1340
5.0

Ginour 20PCs Impact Socket Set 1/2 Inch, CR-V Drive Master Deep Impact Socket Set 8mm - 24mm, Metric, 6 Point, with 3pcs Drive Impact Extension Bar Set 3",...
5.0

KIRXST Deep Impact Socket Set, 11PCS 1/2 Inch Driver 10mm-24mm Metric Deep Sockets with 1/4'' Hex Shank Socket Adapter, Automotive Trucks Car Tires Tractors...
5.0