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HSS HSSE Nut Machine Tap

Nut taps with round shank are used to cut through threads in nuts in one pass without screwing the nuts by threading them onto the shank end.

What is the tolerance "GH7" means? 

"G" designates Ground Thread. "H" designates the pitch diameter is on high side of basic. These two letters (GH) are followed by a numeral indicating the Tolerance of Pitch diameter oversize.

  • These nut taps are available in metric, american and imperial threads.

  • Total length from 55 to 165 mm with thread length from 12 to 95 mm.

  • The standard thread length is 25 and 30 threads.

  • Round shank.

  • Tool Material: High-Speed Steel (HSS M2 or HSSE)

  • Surface treatment of nut taps: Titanium Nitride (TiN)