https://www.calculated.com/mcp See how the Machinst Calc Pro machinist calculator’s built-in bolt pattern and bolt circle layout keys quickly and easily give you all your x and y coordinates for any size circle, any number of bolts and with any start point. This quick demo briefly shows how to use this machining math and reference tool to do all your design, estimating and shop-floor calculations far more quickly, simply and accurately to improve your productivity and profitability. For more information or to find the dealer nearest you call 800-854-8075 or go to https://www.Calculated.com