8pc Socket Impact Adaptor Set. 1/4" Hex quick release shank. 1/4" Hex Shank to 1/4" Square Drive: 25, 30, 50 and 65mm long. 1/4" Hex Shank to 3/8" Square Drive: 50 and 65mm long. 1/4" Hex Shank to 1/2" Square Drive: 50 and 72mm long.
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