Yamawa Oxidation Treatment Spiral Tap SP OX P1 4-40UNC SP-OX-P1-4-40UNC 1 piece

Catalog number: SP-OX-P1-4-40UNC Features: * A spiral tap for blind hole machining with an oxidation treatment applied to the surface of the thread to prevent welding. * Suitable for thread machining of soft steel materials such as low carbon steel that are prone to welding. Applications: * For blind hole machining. * Work material: Low carbon steel, medium carbon steel, high carbon steel. Specifications: ● Precision: P1 ● Precision notation: P grade ● Nominal size: No.4 ● Thread length (mm): 9 ● Total length (mm): 46 ● Shank diameter (mm): 4 ● Square shank section (mm): 3.2 ● Counterbore diameter (mm): 2.33 ● Number of threads: 40 ● Number of engaging threads: 2.5 threads ● Machined thread: Unified thread ● Surface treatment: Oxidation treatment ● Number of grooves: 2 ● Neck length (mm): 14 ● Number of grooves: 2 ● Neck length: 14mm ● Shank length: 25mm ● Length of square shank section: 6mm Material/Finish: ● High-speed tool steel (HSS)