Masterforce® 1/2" Drive 3/4" SAE Impact Socket Adapter at Menards®
NIBCO 1-1/2 x 1-1/4 in. PVC DWV Trap Adapter Fitting C480127HD112114 - The Home Depot
Threaded Hose Adapter, 1-1/2'' Hose to 2-1/4'' Vacuum Intake| Rockler Woodworking and Hardware
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
DEWALT 1/4-in to 1/2-in Socket Adapter in the Socket Adapters department at Lowes.com
Parker - 3/4-16 Male 1/2 Female Male Straight Thread O-Ring x Female NPTF 1- 1/8" Hex Industrial Pipe Adapter - 09107921 - MSC Industrial Supply
Boeray 2pcs 1/2 Inch NPT Male to 1/4 Inch NPT Female Reducer Brass Pipe Hose Tube Fitting Reducing Hex Head Bushing Adapter Convert - - Amazon.com
NIBCO 1-1/2 x 1-1/4 in. PVC DWV Trap Adapter Fitting C480127HD112114 - The Home Depot
Reducer 1/2" Female to 1/4" Male Npt Pipe Adapter Male Female Thread Water Oil | eBay
Kobalt NPT Brass Bushing Adapter 1/2-in (M) x 1/4-in (F) in the Air Compressor Fittings department at Lowes.com