Mill · Shop math
Bolt circle calculator
The X and Y of every hole, the distance between neighbours to check with calipers, and a G81 program to drill them.
Bolt circle
BreakingChips setup sheet ·
- Circle
- Ø in, holes
- First hole
- 0°, counterclockwise
- Center
- X0 Y0
- Machine
- Not set
Job
Part
Op
By
Through the hole centers
Counterclockwise from 3 o’clock, as the control measures it
Enter the circle diameter and the number of holes.
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