Yamawa Spiral Tap SP P4 1-1/2-6UNC SP-P4-1-1/2-6UNC 1 piece

Catalog number: SP-P4-1-1/2-6UNC Features: ●The twisted grooves eject small, curled, continuous chips to the rear and prevent chip clogging, making it ideal for blind hole machining. ●Excellent cutting performance, making it ideal for threading sticky work materials and plastics. ●Taps bite easily. ●Can also be used for intermittent cutting of pilot holes with keyways. ●Blade strength is inferior to HT, so the HT shape is more suitable for high hardness materials. Applications: ●For blind hole machining. ●Work material: Low carbon steel, medium carbon steel, high carbon steel. Specifications: ● Precision: P4 ● Precision notation: P grade ● Nominal dimensions: UNC1 1/2 ● Thread length (mm): 52 ● Overall length (mm): 165 ● Shank diameter (mm): 30 ● Square shank section (mm): 23 ● Counterbore diameter (mm): 34.1 ● Number of threads: 6 ● Number of engaging threads: 2.5 threads ● Machined thread: Unified thread ● Surface treatment: Non-coated ● Number of grooves: 4 ● Shank length: 76 mm ● Length of square shank section: 26 mm Material/Finish: ● High-speed tool steel (HSS)