Drill & Tap Kit - 1/8 NPT Thread

Century Drill & Tool 1/8-27 NPT National Pipe Thread Tap - People's Lumber & Hardware

In-Line Hose Adapter for Thermocouple or Pressure Sensor - Dual Port

Motorsports Products The Sensor Connection

GlowShift 1/8-27 NPT Drill & Tap Kit - 1/8 Carbon Steel Tap & R High Speed Steel Drill Bit for EGT Probe Installation to Exhaust Manifold : Automotive

RIDGID Pipe Tap NPT 1/8'' - 1'' (Model: 358 Series) – Conmax Resources

Temperature Sensors Harold G Schaevitz Industries LLC

Motorsports Products The Sensor Connection

1/8 27 NPT TAP

1/8 NPT Tap – ProMeth

TIME-SERT 0128 NPT 1/8-2 Honda Oil Sending Unit Thread Repair Kit - Wise Auto Tools LLC

EGT Probe Exhaust Gas Temperature Sensor - Compact Mini Size