Prototip Spiral Tap Paradur INOX for Metric Threads M8 Φ6.2 JC20563-M8 1 piece

Catalog number: JC20563-M8 Features: ● Suitable for high-precision blind thread machining up to a thread depth of 2.5 x D. ● Suitable for workpieces with long chips of 350 to 1200 N/mm2 and up to 36 HRC. Applications: ● For blind hole machining. ● Workpiece: Stainless steel and high alloy steel. Specifications: ● Precision: 6HX ● Nominal size: M8 ● Pitch (mm): 1.25 ● Thread length (mm): 12 ● Total length (mm): 70 ● Shank diameter (mm): 6.2 ● Shank square section (mm): 5 ● Pilot hole diameter (mm): 6.75 ● Number of engagement threads: 2 to 3 threads ● Machined thread: Metric thread ● Surface treatment: Homo treatment Material/Finish: ● High speed steel (HSS-E)