Bolt Circle Software

Machinist Calculator by CNC Consulting

Machinist Calculator has been developed to quickly solve common machine shop math problems such as trigonometry, speeds and feeds, bolt circles, and much more. Get your free demo now.

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KwikTrig by John Fracaro

For quick solutions to trigonometry and geometry problems from expert to novice. Even with no math skills, and little to no computer skills YOU can do it!

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