Free circumference calculator

[myxpykalix]

For your columns if you need to calculate your circumference and want to do it the easy way
The fellow at www.cncwrapper.com (http://www.cncwrapper.com) has a free circumference calculator that is handy to use

http://www.cncwrapper.com/page5.htm

[curtiss]

pi for the visually impared...great if you work with circles a lot...

http://pi.ytmnd.com/