MaxTow | M10 x 1.0 Male to 1/8-27 NPT Female Thread Adapter
Amazon.com: Pipe 1/2" NPT Male to M10 M10X1.5 Female Metric Adapter Fitting Hydraulic : Automotive
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