Thank you for trying the Bolt Circle Calculator

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Be sure to try all its features!

You can run the installation from the panel that pops up, or save the file in the folder of your choice. Once download is complete, open your Windows Explorer, double click the file BoltCircle-DEMO-setup-V1.exe to install.
You can also save the file on removable media to install into an offline computer.

The safety features of your browser may warn you of the dangers of downloading installation files:

HiLo Enterprises is a partner of CNC Consulting Inc., a well established company that has been selling software online for over ten years.
Our software is regularly tested for viruses, spyware and malware by independent organisations:

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Our comprehensive help files will guide you in using Trigonometry Calculator. Once you have thoroughly tested this software, compare it with our competitors - we are confident that the features you get for the low cost is unbeatable value!