Yamawa short chamfer torqueless roll tap SC-TL-RZ G5 4-40UNC 1P

[Features]
With one chamfered thread, it is possible to machine internal threads up to just before the pilot hole.
Processing of difficult-to-cut materials with low ductility is possible.
It is possible to process high-quality female threads with less burrs.

[Use]
For blind hole machining.
Work material: low carbon steel, medium carbon steel, high carbon steel, stainless steel, aluminum alloy casting, zinc alloy casting.

【specification】
Accuracy: G5
Nominal size: No.4-40UNC
Total length (mm): 46
Shank diameter (mm): 4
Shank square part (mm): 3.2
Pilot hole diameter (mm): 2.57
Machined Thread: Unified Thread
Number of ridges with bite: 1 ridge
Surface treatment: TiCN coating

[Specification 2]
Machined Thread: Unified Thread
Shank length: 25mm
Shank Square Length: 6mm
Under neck length: 14mm

[Material/Finish]
Powdered high speed steel (HSS-P)

[Set contents/accessories]
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【Note】
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