Yamawa Hand Tap for Taper Pipe Threads Long Thread Type Left Thread PT LH 1/4-19 PT-LH-1/4-19 1 Piece

Catalog number: PT-LH-1/4-19 Features: ●A hand tap for left-handed pipe taper threads used for tapping products whose main purpose is to make the threaded part airtight when connecting pipe parts, etc. Applications: ●Workpiece material: Medium carbon steel, high carbon steel, alloy steel. Specifications: ●Precision: JIS Class 2 ●Nominal size: 1/4 ●Number of threads: 19 ●Thread length (mm): 28 ●Total length (mm): 62 ●Shank diameter (mm): 11 ●Shank square section (mm): 9 ●Pilot hole diameter (mm): 10.7 ●Machined thread: Tapered thread ●Number of engagement threads: 2.5 ●Surface treatment: Non-coated ●Length to reference diameter (mm): 21 ●Number of grooves: 4 grooves ●Number of grooves: 4 ●Length of shank square section: 12mm Material/Finish: ●High-speed tool steel (HSS)