3 Review(s)

1?Long Service Time -- High strength impact grade 45# steel sockets withstand more torque from impact tools and ensure longevity. Premium black oxide finish provides maximum protection from rust and corrosion.2?Enhance Stable Design -- Concave 6-point hex socket design grips the flat sides of fasteners, not just the corners, preventing round-off deterioration under high torque and hammering stress when used with impact and electric wrenches against fasteners.3?Visible Size Code -- All 1/2inch deep impact sockets are engraved with size mark for quick identifies drive socket specs and measurements.4?All made of chrome vanadium steel, solid and durable.5?Most-Used Size Are Inlcuded -- Set include 1/2inch drive high torque impact sockets (metric): 8mm,10mm, 12mm, 13mm, 14mm, 16mm, 17mm, 19mm, 21mm, 24mm, and with length 80mm long.