Yamawa Super Hard Hand Tap for Pipe Taper Threads and Cast Iron, Short Thread Type, CT-S-PT 1/4-19, CT-S-PT-1/4-19, 1 Piece

Catalog number: CT-S-PT-1/4-19 Features: *This product is primarily intended to improve the tightness of the threaded portion when connecting pipe parts, etc., and is used for threading when it is necessary to shorten the fitting length. *This is a hand tap for tapered pipe threads that is suitable for threading mass-produced products made of hard, brittle materials such as cast iron. Applications: *Workpiece material: Cast iron, tough cast iron, brass castings. Specifications: ● Precision: JIS Class 2 ● Nominal size: 1/4 ● Number of threads: 19 ● Thread length (mm): 19.5 ● Total length (mm): 62 ● Shank diameter (mm): 11 ● Square shank section (mm): 9 ● Pilot hole diameter (mm): 10.7 ● Machined thread: Tapered thread ● Number of engaging threads: 2.5 threads ● Surface treatment: Non-coated ● Length to reference diameter (mm): 12.5 ● Number of grooves: 4 grooves ● Number of grooves: 4 ● Length of square shank section: 12mm Material/Finish: ● Ultra-fine grain carbide alloy (HF)