OSG TiN coated high speed synchronous spiral tap (for metric threads) M12 pitch 1.75mm 20839 HS-SFT-STD-M12X1.75 1 piece

Catalog number: HS-SFT-STD-M12X1.75 Features: ●For use with machines equipped with a complete lead feed mechanism. ●High-speed machining type. Applications: ●For blind hole machining up to nominal size x 2.5 times. ●Cutting materials: low, medium, and high carbon steel, alloy steel, tempered steel (up to 35HRC), cast steel, copper, rolled aluminum, aluminum alloy castings, magnesium alloy castings, thermoplastic plastics Specifications: ●Precision: OH4 ●Precision notation: STD ●Nominal dimension: M12 ●Pitch (mm): 1.75 ●Thread length (mm): 14 ●Total length (mm): 82 ●Shank diameter (mm): 10 ●Shank square section (mm): 8 ●Counterbore diameter (mm): 10.25 ●Number of engaging threads: 3 threads ●Machined thread: Metric thread ●Surface treatment: TiN coating ●Tap grade: OH grade Material/Finish: ●High speed steel (HSS-E) Caution: ●Do not use this tap on machines that are not equipped with a fully synchronous lead feed mechanism, as this will cause the female thread to enlarge or break.