3/8"-18 NPT National Pipe Taper Pipe Tap, High Speed Steel

Model #: NPT-3/8

Price: $15.25

Description: 3/8"-18 NPT HSS Pipe Tap 0344-0021

• Size:: 3/8 - 18 National Taper Pipe
• High Speed Steel
• NPT=3/4" per foot taper.
• Ground Threads.
• Makes a thread for standard "3/8" Pipe" - the actual thread dimension is greater than 3/8"

The "pipe size" listed (such as 1/2"-14) gives the inside diameter of the pipe this tool is intended to be used for, followed by the threads per inch the tap will cut.