Description ●Universal 1/4inch quick hex shank and 1/4inch hex socket keep different commonly used 1/4 bits handy. ●Fit most electric drivers, hand-held drivers and bits, like T25 and T20 bits etc. ●The drill bit socket adaptors are made of aluminium alloy, nice durability, lightweight, sturdy, which ensure their longevity. ●This bits holder keychain have a ball bearing detent to hold the bits.
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