Yamawa American Spiral Tap for Taper Pipe Threads, Long Thread Type, SP-NPT 1/2-14 SP-NPT-1/2-14 1 Piece

Catalog number: SP-NPT-1/2-14 Features: ●This is a spiral tap for American pipe taper threads used for threading products where the main purpose is to make the threaded part tight when connecting pipe parts, etc. Applications: ●For blind/through hole processing. ●Workpiece material: Low carbon steel, medium carbon steel, high carbon steel. Specifications: ●Precision: ANSI G ●Nominal size: 1/2 ●Thread length (mm): 35 ●Total length (mm): 80 ●Shank diameter (mm): 18 ●Shank square section (mm): 14 ●Pilot hole diameter (mm): 17.60 ●Number of threads: 14 ●Number of engagement threads: 2.5 threads ●Machining thread: Pipe taper thread ●Surface treatment: Non-coated ●Length to reference diameter (mm): 22.85 ●Number of grooves: 4 grooves ●Number of grooves: 4 ●Length of shank square section (mm): 17 Material/Finish: ●High speed tool steel (HSS)