Yamawa Z-PRO Hybrid Value Spiral Tap for Steel HVSP P7 2-4.5UNC HVSP-P7-2-4.5UNC 1 piece

Catalog number: HVSP-P7-2-4.5UNC Features: ● Unique groove shape and cutting angle improve chip removal. ● Improved heel cut performance to accurately cut chips deep inside the thread and eliminate remaining chips. ● No remaining chips significantly reduces chipping problems at the cutting edge, which can easily occur during reverse rotation. ● A special shape is used for the thread, leaving several complete threads and removing half of the subsequent threads, improving chip prevention effect at the complete thread. Applications: ● For blind hole processing. ● Workpiece: Low carbon steel, medium carbon steel, high carbon steel, alloy steel, stainless steel. Specifications: ● Precision: P7 ● Precision notation: P grade ● Nominal dimensions: UNC2 ● Thread length (mm): 73 ● Total length (mm): 250 ● Shank diameter (mm): 40 ● Square shank section (mm): 32 ● Counterbore diameter (mm): 45.4 ● Number of threads: 4.5 ● Number of engaging threads: 2.5 threads ● Machined thread: Unified thread ● Surface treatment: Oxidation treatment ● Number of grooves: 4 ● Length of square shank section: 35 mm ● Shank length: 128 mm Material/Finish: ● High-speed tool steel (HSS)