
UN imperial screw thread calculator - Theoretical Machinist
Feb 13, 2015 · Glossary Thread calculator: All calculated results are based on; Basic outside diameter, number of threads per inch, series designation and class tolerances. The algorithms …
Metric screw thread: M Profile calculator - Theoretical Machinist
Jun 25, 2025 · Glossary Thread calculator: All calculated results are based on; Basic outside diameter, Pitch, Location and Pitch Tolerances as per "my" best interpretation of ASME …
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Jul 2, 2020 · Machinist Website with machining information and calculators.
Tap drill size calculators - Theoretical Machinist
Dec 19, 2019 · NOTE: The tap drill size of a hole that will be cold form tapped is usually bigger than it cutting tap counterpart. Thread percentage: (77% thread is what you want to use) A …
ISO Tolerance Calculator - Theoretical Machinist
Jan 25, 2020 · ISO Tolerance Calculator ... Description The calculations are based on the British standard Metric ISO Limits and Fits. All internal calculations are done in metric millimeters to a …
Tap Drill Size by percentages chart - Theoretical Machinist
Feb 20, 2015 · Quick imperial and metric tap drill size chart using thread percentages
True Position Calculator - Theoretical Machinist
NOTE: The calculator is incomplete and additional features will be added later on. Please report any bugs or erroneous results here. Thank you. The true position calculator is a tool to …
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Imperial and Metric Tap drill size calculators Find hole size or thread percentage for cutting taps and cold forming taps in both imperial and metric sizes Unified imperial screw thread calculator …
Imperial RPM / Feed Calculators - Theoretical Machinist
Apr 12, 2015 · Rpm and feed calculators and material removal rate using; surface feet per minute, diameter of tool or stock and chip load.
TheoreticalMachinist Website News
Mar 5, 2015 · News: Metric thread calculator The Metric thread calculator has been updated and is now fully functional. Threads that are classes: 6g, 4g6g and 6H have been tested thoroughly …