Yamawa Stainless Steel Spiral Tap SU-SP P1 3F 6-40UNF SU-SP-P1-3F-6-40UNF 1 piece

Catalog number: SU-SP-P1-3F-6-40UNF Features: ●Ideal for blind hole machining in materials such as stainless steel, which is extremely sticky due to work hardening, as well as chromium steel and molybdenum steel. ●Optimal design of the threaded section reduces the machining burden on each cutting edge. ●Reduced cutting resistance increases tool life. ●Stable chip discharge achieves good finish surface. ●Improved strength increases tool life. ●Can be used in both synchronous and asynchronous modes. Applications: ●For blind hole machining. ●Workpiece material: Low carbon steel, medium carbon steel, high carbon steel, alloy steel, stainless steel. Specifications: ● Precision: P1 ● Precision notation: P grade ● Nominal size: No.6 ● Thread length (mm): 11 ● Overall length (mm): 52 ● Shank diameter (mm): 5 ● Square shank section (mm): 4 ● Counterbore diameter (mm): 2.97 ● Number of threads: 40 ● Number of engaging threads: 2.5 threads ● Machined thread: Unified thread ● Surface treatment: Oxidation treatment ● Number of grooves: 3 ● Neck length (mm): 16 ● Number of grooves: 3 ● Shank length: 27mm ● Length of square shank section: 7mm ● Neck length: 17mm Material/Finish: ● High-speed tool steel (HSS)