Catalog number: N-RS-STI-G4-M8X1.25-P Features: ●This is a roll tap for processing female threads to insert insert coils for the purpose of reinforcing the female thread and increasing durability in parts made of relatively soft materials such as aluminum. Applications: ●For through hole processing. ●Cutting materials: rolled aluminum, aluminum alloy castings, zinc alloy castings. Specifications: ●Precision: G4 ●Nominal size: M8 ●Pitch (mm): 1.25 ●Thread length (mm): 23 ●Total length (mm): 75 ●Shank diameter (mm): 7 ●Shank square section (mm): 5.5 ●Pilot hole diameter (mm): 9.06 Material/Finish: ●High speed tool steel (HSS)
