NPT HSS SET Tap and Die Pipe Thread rigth hand
12 Piece 1/8-1″ NPT Taper Pipe Tap & Hex Die Set
Thread ground high speed steel.
Supplied with solid wooden case.
Includes one of each of 1/8-27, 1/4-18, 3/8-18, 1/2-14, 3/4-14 & 1-11-1/2 NPT tap & dies.
National Pipe Taper
NPT (National Pipe Taper) refers to American National Standard Taper Pipe Threads. They are commonly used for general-purpose applications and require a sealant. NPS (National Pipe Straight) refers to American National Standard Straight Pipe.
What is the difference between NPT and NPTF taps?
While NPT and NPTF thread forms are almost identical, NPT is a general-purpose thread that requires thread sealant for a leakproof seal, and you need to choose the sealant thoughtfully. NPTF creates a strong, leakproof mechanical seal without using a sealant.
Who uses NPT thread?
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They are used in a wide range of industries—power plants, gas and oil, chemical, manufacturing, and shipping. For example, many pressure systems onboard ships use BSP while many applications in the oil and gas industry use NPT fittings.