SharkBite 1/4-in (3/8-in OD) Push-to-Connect x 1/2-in FNPT Female Adapter in the Push to Connect Fittings department at Lowes.com
G Thread (Metric BSPP) Female to NPT Male Adapter - Lead Free (1/2" x – Cascada Showers
M14 Female To 1/2 Inch 1/4 Inch M10*1 Male Pressure Gauge Fittings,m20 Female To 1/2 Inch 1/4 Inch Male Pressure Gauge Adapter - Pipe Fittings - AliExpress
3/8" to 1/4" 1/2 inch Drive Ratchet Converter Socket Adapter Reducer Air ImpYExg | eBay
PROTO, 1/4 in_3/8 in_1/2 in Output Drive Size, Square, Socket Adapter Set - 19C375|JHA4S - Grainger
OEM Products 1/2 Inch Hose Barb By 1/4 Inch Male Pipe Thread Brass Adapter - - Amazon.com
POWERTEC - 4 Inch to 2-1/2 Inch Tapered Adapter Dust Collection Reducer Fitting | POWERTEC - Woodworking Tools & Accessories
Amazon.com: uxcell 2 Pcs 1/4 Inch Drive (F) x 1/2 Inch (M) Socket Adapter, Female to Male : Tools & Home Improvement
3/8 To 1/4 1/2 Inch Drive Ratchet Converter Socket Adapter Reducer Air Impact | eBay
1/8 inch 1/4 inch 3/8 inch 1/2 inch male threaded brass fitting hex nipple connector BSP Male Thread Connector Quick Adapter - Price history & Review | AliExpress Seller - Balancedoor Store | Alitools.io
1/4" FNPT X 1/4" BSPP Male Brass Adapter (NPT X BSPP)
Hitch Adapter - 2" Adapter for 1-1/4" Hitches
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