Socket Model: 3/8 to 1/2 adapter, 1/4 to 3/8 adapter. 5pcs Hex Socket and 2pcs socket adapter. 5pcs 12 points Socketand 2pcs socket adapter. Uniform square hole connector, 3/8" (9.5mm) interface, suitable for AC electric wrench, lithium wrench, pneumatic air tool and other machines.
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