Yamawa Nut Tap NT 2B 1/4W20 NT-2B-1/4W20 1 piece

Catalog number: NT-2B-1/4W20 Features: ● Straight nut tap mainly used for processing nuts with a tapping machine. Applications: ● For through hole processing. ● Work material: Low carbon steel, medium carbon steel. Specifications: ● Precision: JIS2b class ● Precision notation: JIS2b class ● Nominal dimensions: W1/4 ● Thread length (mm): 42 ● Overall length (mm): 125 ● Shank diameter (mm): 4.5 ● Shank square section (mm): 3.5 ● Pilot hole diameter (mm): 5.13 ● Number of threads: 20 ● Machining thread: Whitworth thread ● Surface treatment: Non-coated ● Number of grooves: 3 ● Number of engaging threads: 24 ● Number of engaging threads: 24 ● Length of square shank section (mm): 6 Material/Finish: ● High speed tool steel (HSS)