1/8-27 NPT Drill & Tap Set

Overview GlowShift’s 1/8-27 NPT Drill and Tap Kit is 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 to deliver highly accurate readings directly from your temperature or pressure 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 for tapping. The drill bit’s 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 | 118° Point | 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 GlowShift Guarantee GlowShift includes free lifetime technical support and a one year limited warranty with each purchase.