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4pcs 1/4 3/8 1/2 Drive Socket Adapter Converter Reducer Air Impact Socket Wrench Adapter Hand Tools Set Drive Socket Adapter - Wrench - AliExpress
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BrassCraft 1/4-in x 3/8-in Compression x Mip Adapter Fitting in the Brass Fittings department at Lowes.com
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Port Adapter - 1/4 x 3/8 Female Flare x Flare Adapter w/ Copper Gasket Brass - 105 - UR3-46 | HVACDirect.com
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Amazon.com : Standard 3/8"-16 Female to 1/4"-20 Male Tripod Thread Reducer Screw Adapter (Brass) Precision Made (2 Pack) : Electronics
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Eaton - Steel Flared Tube Female JIC 37 ° & Swivel to Male Pipe Adapter: 3/8" Tube OD, 1/4 Thread, 37 ° Flared Angle - 06682116 - MSC Industrial Supply
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