Yamawa Long Shank American Pipe Taper Thread Spiral Tap Short Thread Type LS-SP-S-NPT L150 1/4-18 LS-SP-S-NPT-150-1/4-18 1 Piece

Catalog number: LS-SP-S-NPT-150-1/4-18 Features: *This is a long shank spiral tap for American pipe taper threads, used for tapping products such as pipe parts, where the main purpose is to make the threaded part airtight, when it is necessary to shorten the fitting length. Applications: *For blind/through hole processing. *Cutting materials: For medium carbon steel, high carbon steel, and alloy steel. Specifications: ● Precision: ANSI G ● Nominal size: 1/4 ● Thread length (mm): 19.5 ● Total length (mm): 150 ● Shank diameter (mm): 11 ● Square shank section (mm): 9 ● Counterbore diameter (mm): 10.85 ● Number of threads: 18 ● Number of engaging threads: 2.5 threads ● Machined thread: Pipe taper thread ● Surface treatment: Non-coated ● Length to reference diameter (mm): 12.5 ● Number of grooves: 3 grooves ● Number of grooves: 3 ● Length of square shank section (mm): 12 Material/Finish: ● High-speed tool steel (HSS)