ISF Spiral Tap Metric Thread Fine Thread M8X1.0 SPT-M8X1.0 1 piece

Catalog number: SPT-M8X1.0 Features: ● Good cutting performance, cutting chips curl upwards. ● Homo treatment retains cutting oil, reduces frictional heat generation, and prevents welding. Applications: ● For blind holes. ● Work material: general steel, low-medium carbon steel, alloy steel. Specifications: ● Precision: JIS Class 2 ● Nominal size: M8 ● Pitch (mm): 1 ● Thread length (mm): 20 ● Total length (mm): 70 ● Shank diameter (mm): 6.2 ● Shank square section (mm): 5 ● Pilot hole diameter (mm): 7 ● Number of teeth: 2.5 ● Machined thread: Metric thread ● Surface treatment: Homo treatment ● Thread length (mm): 22 ● Machined thread: Metric thread ● Number of teeth: 2.5 ● Tap grade: H grade Material/Finish: ● High-speed steel (HSS-E)