Manufacturer of DeHoff and Eldorado Deep Hole Drilling Machines

Precision machine tools Made-in-America

All DeHoff and Eldorado deep hole drilling and gun drilling machines are designed and manufactured in our 50,000 square foot facility in Marshall, Missouri, USA. Our meticulous attention to detail during the build process ensures that each machine leaving our plant will deliver superior performance for decades to come.

We take great pride in the excellent reputation our products have earned over the last half-century. Kays Engineering’s dedicated and experienced employees work hard every day to maintain that reputation and continuously earn our customers’ trust.