Yamawa roll tap for nonferrous metals N+RS G4 M1.4X0.3 B

[Features]● No chips are produced as threads are formed by plastic deformation. Suitable for tapping non-ferrous metals such as aluminum, zinc, copper and their alloys.

[Use] ● For drilling blind holes. ●Work material: copper, brass, aluminum rolled material, aluminum alloy casting, zinc die casting.

[Specifications] ● Accuracy: G4 ● Nominal dimension: M1.4 ● Pitch (mm): 0.30 ● Thread length (mm): 5.4 ● Total length (mm): 36 ● Shank diameter (mm): 3.0 ● Shank square part ( mm): 2.5 ● Pilot hole diameter (mm): 1.250 ● Machined screw: metric thread ● Number of chamfered threads: 2 ● Surface treatment: Nitriding

[Specification 2] ●Tap grade: G grade ●Processed screw: metric screw ●Number of chamfered threads: 2

[Material/Finish] Kosoku tool steel (HSS)

[Set contents/accessories]
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[Caution] ●Pre-drilling has a great effect on screw accuracy. ●Be careful when drilling pilot holes.