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1.5-13mm Converter 1/2"-20UNF Key Drill Chuck Thread Quick Change Adapter SDS 1/4" Hex Impact Driver Wrench Bit Connecting Rod
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Bestgle 1.5-13mm Capacity Drill Chuck, 1/2-20UNF Mount Impact Driver Bits Chuck Conversion 1/4" Hex Shank Quick Connect Change Adapter Converter with Chuck Key - Amazon.com
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