High Quality Material The Bits are made of S2 alloy steel and Sockets are made of chrome vanadium steel, they have high strength, abrasion and corrosion resistance.
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Precise Bit Socket All the bits are made according to standard hex size, widely used in industry, auto repair, and household.
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Portable Storage Box The storage box made by the injection molding process is light and firm, and each size of the socket has its own position, which is convenient to organize and carry.
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