Yamawa Non-ferrous Roll Tap N-RS G5 2-56UNC B N-RS-G5-2-56UNC-B 1 piece

Catalog number: N-RS-G5-2-56UNC-B Features: ●Roll tap suitable for thread machining of non-ferrous metals (aluminum castings, aluminum die castings, brass, etc.). Applications: ●For blind hole machining. ●Workpiece: rolled aluminum, aluminum alloy castings, zinc alloy castings. Specifications: ●Accuracy: G5 ●Accuracy notation: G grade ●Nominal dimensions: No.2 ●Thread length (mm): 8.1 ●Total length (mm): 42 ●Shank diameter (mm): 3 ●Shank square section (mm): 2.5 ●Pilot hole diameter (mm): 1.99 ●Number of threads: 56 ●Number of engaging threads: 2 ●Machined thread: Unified thread ●Surface treatment: Nitriding treatment Material/Finish: ●High-speed tool steel (HSS)