BlueSpot 6pc Spline Socket Bit Set 1/2" Drive M14 M16 M18 Deep Impact 12 Point. The blackened phosphate coating protects against corrosion. Ideal for use with impact guns and high torque tools. Contains socket sizes: M14x78mm, M16x78mm, M18x78mm, M14x43mm, M16x43mm, M18x43mm.
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