GlowShift’s 1/8-27 NPT Drill and Tap Kit is the perfect kit for anyone looking to drill and tap directly into the exhaust manifold or intake manifold. The featured 1/8-27 NPT Tap is used for tapping thermocouple EGT probe and boost gauge fitting holes for gauge sensors that will deliver optimum results directly from the source. The size R high speed steel drill bit’s overall length is 4 3/4″ with a 118° point that drills the perfect hole to tap into. The cobalt finish increases lubricity and chip flow and can be used in various applications.
Drill Bit Details:
- Diameter: 0.3390″
- Finish: Cobalt
- Material: High Speed Steel
- Type: Jobber Drill Bit
- Drill Size: R
- Flute Length: 3-7/16″
- Number of Flutes: 2
- Overall Length: 4-3/4″
- Shank Size: R
- Drill Style: Letter
- Weight: 0.1035 lbs
Tap Details:
- Thread Type: NPT
- Tap Drill Size: R
- Diameter: 1/8″
- Finish: Bright
- Material: High Carbon
- Thread Diameter: 1/8″
- Thread Size: 27
- Type: Pipe Tap
- Number of Flutes: 4
- Overall Length: 2 1/4″
- Weight: 0.0613 lbs
