YAMAWA Stainless Steel Spiral Tap SU+SP P4 M4X0.7 SU+SP-P4-M4X0.7+40 1 piece

Catalog number: SU+SP-P4-M4X0.7+40 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. ●Optimized design of the thread 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: P4 ● Precision notation: P grade ● Nominal dimensions: M4 ● Pitch (mm): 0.7 ● Thread length (mm): 11 ● Total length (mm): 52 ● Shank diameter (mm): 5 ● Square shank section (mm): 4 ● Counterbore diameter (mm): 3.38 ● Number of engagement threads: 2.5 threads ● Machined thread: Metric thread ● Surface treatment: Oxidation treatment ● Neck length (mm): 17 ● Number of grooves: 3 ● Number of grooves: 3 ● Neck length: 17mm ● Shank length: 29mm ● Length of square shank section: 7mm Material/Finish: ● High-speed tool steel (HSS)