Whether you need an industry standard flange drilling pattern or a custom drilled bolt circle with specific diameter bolt holes, Bramco will deliver your needs. Our CNC drilling systems allow us to provide customers with strategically placed drilled holes at remarkable speed and accuracy within thousandths of an inch. Our drills are capable of producing holes from a ¼” and up. Our large CNC drills are able to drill bolt circle patterns up to 78”. Larger patterns can be provided with astonishing precision by using our waterjet cutting technology. Metric and DIN patterns are also available.