Amazon.com: 3 Pieces Vacuum Hose Adapter, 2-1/2 Inch to 1-1/4 Inch, 1-1/4 Inch to 1-3/8 Inch to 1-1/2 Inch, 1-3/8 Inch to 1-1/4 Inch Wet Dry Vacuum Converter Reducer Attachments for Vacuum Cleaner : Home & Kitchen
Amazon.com: FasParts 1/2" Female NPT FPT FIP to 1/4" Male MPT MIP Brass Pipe Adaptor Fitting Fuel/Air/Water/Boat/Gas/Oil WOG Military Grade : Industrial & Scientific
Proline Series 1/4-in x 1/2-in Threaded Male Adapter Bushing Fitting in the Brass Fittings department at Lowes.com
FORCE 80942 Verloop adapter 1/2" naar 1/4"
Threading Adapter, NPT 1/2 Female to G 1/4 Male
Aluminum Adapter, 1/2" Male NPT to 1/4" Male NPT | Air & Hydraulic Equipment,Inc.
Amazon.com: uxcell 1/4 Inch Drive (F) x 1/2 Inch (M) Socket Adapter, Female to Male : Tools & Home Improvement
1/2" NPT Male to 1/4" MFL Male Flare Adapter
R1234YF Adapter 1/2" ACME Left Hand Female to 1/4" SAE Male #3110 | Enviro-Safe Refrigerants, Inc.
Milwaukee SHOCKWAVE 1/2 in. Square x 1/4 in. Hex Impact Adaptor 48-03-4410 - The Home Depot
CR V Steel Socket Ratchet Converter Adapter Reducer 1/2" to 1/4" 1/2" to 1/4" Car Bicycle Garage Repair Tools Small Socket Tools|Sockets| - AliExpress
PROTO, 1/4 in_3/8 in_1/2 in Output Drive Size, Square, Socket Adapter Set - 19C375|JHA4S - Grainger
Everbilt 3/4 in. MHT x 1/2 in. FIP Brass Adapter Fitting 801729 - The Home Depot
2 PCS 1/2 inch Square Drive to 1/4 inch Hex Female Socket Adapter Converter Chuck Adapter for Impact Air and Electric Wrench - - Amazon.com
Charlotte Pipe 1-1/4 in. x 1-1/2 in. PVC Schedule 40 MPT x S Reducer Male Adapter PVC 02110 1100HD - The Home Depot