A concrete wall needed an octagon-shaped opening. We carefully made the concrete cuts and then pulled out the block for this industrial application.
![Opening an octagon in a concrete wall and then pulling out the core.](https://www.bigkconcretesawing.com/wp-content/uploads/2019/09/Cutting-an-Octagone_3199.jpg)
A concrete wall needed an octagon-shaped opening. We carefully made the concrete cuts and then pulled out the block for this industrial application.