OSG Spiral Tap for Hard-to-Cut Materials M8X1.25 STD 22288 CPM-SFT-STD-M8X1.25 1 piece

Catalog number: CPM-SFT-STD-M8X1.25 Features: ●Ideal for blind hole machining when the work material is high carbon steel, tool steel, alloy steel forging, or tempered steel with a hardness of about 25 to 45 HRC. Applications: ●For blind hole machining. ●Work material: high carbon steel, tool steel, alloy steel/tempered steel (25 to 54 HRC), cast iron, ductile cast iron, aluminum alloy casting, titanium alloy, Ni-based alloy. Specifications: ● Precision: OH3 ● Precision notation: STD ● Nominal size: M8 ● Pitch (mm): 1.25 ● Thread length (mm): 22 ● Total length (mm): 70 ● Shank diameter (mm): 6.2 ● Shank square section (mm): 5 ● Counterbore diameter (mm): 6.75 ● Number of engagement threads: 3 threads ● Machined thread: Metric thread ● Surface treatment: Non-coated ● Tap grade: OH grade Material/Finish: ● Powdered high speed steel (CPM)