IS spiral tap 1/2W12

[Features] ● Good cutting performance, and cutting chips curl upwards. ● Homo treatment retains cutting oil, reduces frictional heat generation, and prevents welding.

[Applications] ●For blind hole machining. ●Workpiece material: general steel, low-medium carbon steel, alloy steel. ●Machining thread: Whitworth thread ●For blind holes.

[Specifications] ● Precision: H2 ● Nominal size: W1/2 ● Number of threads: 12 ● Thread length (mm): 42 ● Total length (mm): 85 ● Shank diameter (mm): 9 ● Shank square section (mm): 7 ● Counterbore diameter (mm): 10.7 ● Machined thread: Whitworth thread ● Number of engaging threads: 2.5 threads ● Surface treatment: Homo treatment

[Specification 2] Tap grade: H grade

[Material/Finish] Kosoku steel (HSS-E)

[Set contents/accessories]
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【Note】
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