35mm long overall. With this converter you can use 1/2" drive ratchets, tee bars etc. with 3/8" drive sockets.
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Fiber optic converter SC-SC adapter UPC optical cable interface connection APC to UPC coupler SC male to female adapter UPC-APC
Aliexpress UK
【Secure and Tight Fit】: Spring-loaded detent balls and the through hole on the drive end securely locks the adapter to the drive tang. 【Universal Compatibility】: The Square Drive Conversions and Hex 1/4 Shank fits all quick-change systems and standard drill chucks ensure maximum versatility.
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Practical Socket Adapter Adapter 3/4\" To 1/2\" 1/2" To 3/4" 1/2" To 3/8" 1/2\" To 3/4\" 1/2\" To 3/8\" 3/8" To 1/2"
Aliexpress UK
36mm long overall. With this converter you can use 3/8" drive ratchets, tee bars etc. with 1/2" drive sockets.
eBay
Adapter Socket Adapter 1PCS 3/4\" To 1/2\" 1/4\" To 3/8\" 3/4" To 1/2" 3/8" To 1/2" 3/8" To 1/4" 3/8\" To 1/2\" 3/8\" To 1/4\"
Aliexpress UK
1/2 INCH BSP Female to 3/8 INCH BSP Male Socket Adapter Water Air Fuel Gas If you are not familiar with BSP (British Standard Pipe) please refer to the size chart for thread sizes. Precision made from solid brass for the use with air, water, gas and other fluids. Available From Stock From UK Supplier Same Day Dispatch if ordered before 1pm.
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1/10pcs N-type 1/2 male female plug L16 N 1/2 male female feeder connector LMR600 50-12 hard feeder RF adapter, used for testing
Aliexpress UK
US PRO 1/2" DRIVE FEMALE DOWN TO 3/8" DRIVE MALE IMPACT SOCKET. 1/2" DRIVE FEMALE DOWN TO 3/8" DRIVE MALE. SUITABLE FOR USE WITH AIR TOOLS.
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Black Socket Convertor Adaptor 1/2 To 3/8 3/8 To 1/4 3/4 To 1/2 1/2 To 3/4 3/8 To 1/2 1/4 To 3/8 Limited Offer
Aliexpress UK
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1/2” G Thread (BSP) Female to 1/2” NPT Male Connector BSP to NPT Adapter 1/2 Inch Industrial Metal Brass G Thread to Fittings
Aliexpress UK
Part Number : BLPAIM1238. Blue Point impact socket adapter - 3/8" female to 1/2" male drive. Professional / trade quality socket from the Blue Point range supplied by Snap-on, will provide years of faithful service.
eBay
1/2” G Thread (BSP) Female to 1/2” NPT Male Connector BSP to NPT Adapter 1/2 Inch Industrial Metal Brass G Thread to Fittings
Aliexpress UK
Upgrade Your Socket Set with the US PRO Professional Impact Adaptor. Versatile Design: With a length of 34mm, this impact adaptor provides ample clearance for various applications while maintaining a compact and manageable size.
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4PCS R134A Brass Refrigerant Tank Adapter to R12 Fitting Adapter 1/2" Female x 1/4" Flare Male Adaptor Valve Core Adapter
Aliexpress UK