![Drill America 12 Piece Carbon Steel NPT Pipe Tap and Die Set, 1/8", 1/4", 3/ 8", 1/2", 3/4" and 1" in Wooden Case: Amazon.com: Industrial & Scientific Drill America 12 Piece Carbon Steel NPT Pipe Tap and Die Set, 1/8", 1/4", 3/ 8", 1/2", 3/4" and 1" in Wooden Case: Amazon.com: Industrial & Scientific](https://m.media-amazon.com/images/I/71INEGW-tHL._AC_UF894,1000_QL80_.jpg)
Drill America 12 Piece Carbon Steel NPT Pipe Tap and Die Set, 1/8", 1/4", 3/ 8", 1/2", 3/4" and 1" in Wooden Case: Amazon.com: Industrial & Scientific
IRWIN HANSON, 1/8"-28 Thread Size, 3/4 in Thread Lg, Pipe and Conduit Thread Tap - 19T150|1911ZR - Grainger
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1/8" Carbon Steel NPT Tap and "R" HSS Drill Bit Kit, Qualtech | POU1/8NPTW/ DRILL | DrillsandCutters.com
![Cleveland - Standard Pipe Tap: 1/8-27, NPT, 4 Flutes, High Speed Steel, TiN Finish - 45414968 - MSC Industrial Supply Cleveland - Standard Pipe Tap: 1/8-27, NPT, 4 Flutes, High Speed Steel, TiN Finish - 45414968 - MSC Industrial Supply](https://cdn.mscdirect.com/global/images/ProductImages/4541490-21.jpg)
Cleveland - Standard Pipe Tap: 1/8-27, NPT, 4 Flutes, High Speed Steel, TiN Finish - 45414968 - MSC Industrial Supply
![DORMER - Combination Drill Tap: 1/8-27, 4 Flutes, High Speed Steel - 65677825 - MSC Industrial Supply DORMER - Combination Drill Tap: 1/8-27, 4 Flutes, High Speed Steel - 65677825 - MSC Industrial Supply](https://cdn.mscdirect.com/global/images/ProductImages/6567781-21.jpg)
DORMER - Combination Drill Tap: 1/8-27, 4 Flutes, High Speed Steel - 65677825 - MSC Industrial Supply
![1/8" Carbon Steel NPT Tap and "R" HSS Drill Bit Kit, Qualtech | POU1/8NPTW/ DRILL | DrillsandCutters.com 1/8" Carbon Steel NPT Tap and "R" HSS Drill Bit Kit, Qualtech | POU1/8NPTW/ DRILL | DrillsandCutters.com](https://cdn11.bigcommerce.com/s-zbaqm/images/stencil/1280x1280/products/127612/301860/pounpt18-1__76709.1555369404.jpg?c=2)
1/8" Carbon Steel NPT Tap and "R" HSS Drill Bit Kit, Qualtech | POU1/8NPTW/ DRILL | DrillsandCutters.com
![NPT & NPTF NPS & NPSF Pipe Tap Size Pitch (TPI) Drill Size* (inch) Pitch (TPI) Drill Size (inch) 1/16 27 0.242 (C) - - 1 NPT & NPTF NPS & NPSF Pipe Tap Size Pitch (TPI) Drill Size* (inch) Pitch (TPI) Drill Size (inch) 1/16 27 0.242 (C) - - 1](https://alliedmachine.com/AlliedMachine/media/AlliedMasterPageImages/OnlineTools/Tap%20Drill%20Charts/Thumbnails/LPI_National-Pipe-Threads.jpg)
NPT & NPTF NPS & NPSF Pipe Tap Size Pitch (TPI) Drill Size* (inch) Pitch (TPI) Drill Size (inch) 1/16 27 0.242 (C) - - 1
![Amazon.com: 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 Amazon.com: 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](https://m.media-amazon.com/images/I/51Mv-oa4UsL.jpg)
Amazon.com: 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
![1/8" Carbon Steel NPT Tap and "R" HSS Drill Bit Kit, Qualtech | POU1/8NPTW/ DRILL | DrillsandCutters.com 1/8" Carbon Steel NPT Tap and "R" HSS Drill Bit Kit, Qualtech | POU1/8NPTW/ DRILL | DrillsandCutters.com](https://cdn11.bigcommerce.com/s-zbaqm/images/stencil/1280x1280/products/127612/388693/life-1__68031.1578423639.jpg?c=2?imbypass=on)
1/8" Carbon Steel NPT Tap and "R" HSS Drill Bit Kit, Qualtech | POU1/8NPTW/ DRILL | DrillsandCutters.com
![1pc Pipe Tap 1/8-27 NPT HSS Screw Thread Tap Threading Tools Metric Machine Plug Tap Drill Bit Hand Tools - AliExpress 1pc Pipe Tap 1/8-27 NPT HSS Screw Thread Tap Threading Tools Metric Machine Plug Tap Drill Bit Hand Tools - AliExpress](https://ae01.alicdn.com/kf/S714162430e5d4500a73087f02f735191K.jpeg_640x640Q90.jpeg_.webp)
1pc Pipe Tap 1/8-27 NPT HSS Screw Thread Tap Threading Tools Metric Machine Plug Tap Drill Bit Hand Tools - AliExpress
![1/8" Carbon Steel NPT Tap and "R" HSS Drill Bit Kit, Qualtech | POU1/8NPTW/ DRILL | DrillsandCutters.com 1/8" Carbon Steel NPT Tap and "R" HSS Drill Bit Kit, Qualtech | POU1/8NPTW/ DRILL | DrillsandCutters.com](https://cdn11.bigcommerce.com/s-zbaqm/images/stencil/1280x1280/products/127612/547815/npt-shank__22218.1587412875.jpg?c=2?imbypass=on)
1/8" Carbon Steel NPT Tap and "R" HSS Drill Bit Kit, Qualtech | POU1/8NPTW/ DRILL | DrillsandCutters.com
![Drill America 2-1/2-in-8 NPT 8-Flute Carbon Steel Npt (Pipe) Tap in the Taps department at Lowes.com Drill America 2-1/2-in-8 NPT 8-Flute Carbon Steel Npt (Pipe) Tap in the Taps department at Lowes.com](https://mobileimages.lowes.com/productimages/b5c577cf-94ab-4e42-9661-9a02e013d7a4/12088224.jpg)
Drill America 2-1/2-in-8 NPT 8-Flute Carbon Steel Npt (Pipe) Tap in the Taps department at Lowes.com
![BSW BSPP BSPT Pipe Tap Size Pitch (TPI) Drill Size (inch) Pitch (TPI) Drill Size (inch) Pitch (TPI) Drill Size* (inch) 1/16 60 0 BSW BSPP BSPT Pipe Tap Size Pitch (TPI) Drill Size (inch) Pitch (TPI) Drill Size (inch) Pitch (TPI) Drill Size* (inch) 1/16 60 0](https://alliedmachine.com/AlliedMachine/media/AlliedMasterPageImages/OnlineTools/Tap%20Drill%20Charts/Thumbnails/LPI_British-Standard-Pipe-Threads.jpg)