Yamawa Super Hard Hand Tap for Pipe Taper Threads and Cast Iron Long Thread Type CT-PT 1/8-28 CT-PT-1/8-28 1 Piece

Catalog number: CT-PT-1/8-28 Features: ●This product is primarily intended to ensure the tightness of the threaded portion when connecting pipe parts, etc. It is a hand tap for taper pipe threads that is suitable for mass-produced thread processing of hard and brittle materials such as cast iron. Applications: ●Workpiece: Cast iron, tough cast iron, brass castings. Specifications: ●Accuracy: JIS Class 2 ●Nominal size: 1/8 ●Number of threads: 28 ●Thread length (mm): 19 ●Total length (mm): 55 ●Shank diameter (mm): 8 ●Shank square section (mm): 6 ●Pilot hole diameter (mm): 8.1 ●Processing thread: Tapered thread ●Number of engagement threads: 2.5 threads ●Surface treatment: Non-coated ●Length to reference diameter (mm): 13 ●Number of grooves: 4 grooves ●Number of grooves: 4 ●Length of square shank section: 9mm Material/Finish: ●Ultrafine grain carbide alloy (HF)