Yamawa Spiral Tap SP P2 1/2-20UNF SP-UNF-1/2 1 piece

Catalog number: SP-UNF-1/2 Features: ● Unified thread taps are used in a wide range of applications. Applications: ● For blind hole machining. ● Workpiece materials: carbon steel, tool steel, cast steel, cast iron, brass, aluminum alloy castings, zinc die castings. Specifications: ● Precision: P2 ● Precision notation: P class ● Nominal dimensions: UNF1/2 ● Thread length (mm): 26 ● Total length (mm): 88 ● Shank diameter (mm): 10.5 ● Shank square section (mm): 8 ● Pilot hole diameter (mm): 11.54 ● Number of threads: 20 ● Number of engaging threads: 2.5 threads ● Machined threads: Unified threads ● Surface treatment: Non-coated ● Tap grade: P class Material/Finish: ● High-speed tool steel (HSS)