Yamawa new spiral tap UNC7/8 9 mountains

[Features]●Unified screw taps that are used in all directions.

[Use] ● For drilling blind holes. ●Work material: carbon steel, copper, brass, aluminum rolled material, aluminum alloy casting, magnesium alloy.

[Specifications] ● Accuracy: P3 ● Nominal dimension: UNC7/8 ● Pitch (mm): - ● Number of threads: 9 ● Screw length (mm): 33 ● Total length (mm): 115 ● Shank diameter (mm): 17 ●Square portion of shank (mm): 13●Prepared hole diameter (mm): 19.6●Processed screw: unified screw ●Number of chamfered threads: 2.5 ●Surface treatment: non-coating

[Specification 2] Tap grade: P grade

[Material/Finish] Kosoku tool steel (HSS)

[Set contents/accessories]
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【Note】
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