YAMAWA Stainless Steel Spiral Tap SU-SP P3 7/16-14UNC SU-SP-P3-7/16-14UNC 1 Piece

Catalog number: SU-SP-P3-7/16-14UNC 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 extends tool life. ●Stable chip discharge provides a good finish. ●Improved strength extends tool life. ●Can be used in both synchronous and asynchronous modes. Applications: ●For blind hole machining. ●Work material: alloy steel, stainless steel. Specifications: ● Precision: P3 ● Precision notation: P grade ● Nominal dimensions: UNC7/16 ● Pitch (mm): 1.8143 ● Thread length (mm): 26 ● Total length (mm): 82 ● Shank diameter (mm): 8.5 ● Shank square section (mm): 6.5 ● Counterbore diameter (mm): 9.5 ● Number of threads: 14 ● Number of engaging threads: 2.5 threads ● Machined thread: Unified thread ● Surface treatment: Oxidation treatment ● Number of grooves: 3 Material/Finish: ● High-speed tool steel (HSS)