IS long neck spiral tap L=100 M4X0.7

[Features] ● The neck is long. ●The neck diameter is smaller than the root diameter of the tap.

[Use] ● For drilling blind holes. ●Work material: general steel, low/medium carbon steel, alloy steel.

[Specifications] ● Accuracy: H2 ● Nominal dimension: M4 ● Pitch (mm): 0.7 ● Thread length (mm): 13 ● Overall length (mm): 100 ● Shank diameter (mm): 5 ● Shank square part (mm) : 4 ● Pilot hole diameter (mm): 3.3 ● Machined screw: Metric screw ● Number of chamfered threads: 2.5 ● Surface treatment: Homogeneous treatment ● Neck diameter (mm): 3.1 ● Neck length (mm): 69

[Specification 2]
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[Material/Finish] Kosoku steel (HSS-E)

[Set contents/accessories]
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【Note】
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