Nagel precision INC. Is an engineering and manufacturing company located in ann arbor, mi. We manufacture tbt gundrilling and deephole drilling machines, cnc gundrilling machines, bta & ejector drilling machines, as well as agile gundrilling that combine gundrilling together with conventional machining.

We are currently the only us manufacturer that produces both the gundrilling machines as well as the gundrill tools. This makes us truly a turn-key provider of gundrilling technology. With more than 5,000 gundrilling machines in the world, and a yearly production of over 220,000 drills, you can rely on nagel's vast experience in the gundrilling business.