Hole Co-Ordinate Calculator

This is a unitless calculator, if you have mm or inches dimensions to enter the results will be in the same units.

After your results are displayed you can then print them out or copy and paste them.

If you want to reverse engineer a PCD, please use our PCD Calculators.

HOLE CO-ORDINATE CALCULATOR

To use this calculator enter your PCD, number of holes and start angle. Your co-ordinates will appear below.

PITCH CIRCLE DIAMETER (PCD):

NUMBER OF HOLES:

START ANGLE (A):

HOLE CENTRES (B):

ANGLE (O):