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Precision machine tools: Made in America since 1948

All of our DeHoff, Eldorado, and TechniDrill 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.

Eldorado machine

Eldorado: Drilling diameters from 0.039 – 0.75 inches

Gundrilling machines designed for applications in job shops and the medical industry. Made in the USA since 1948.

View the Eldorado product line

DeHoff machine

DeHoff: Drilling diameters from 0.75 – 2.0 inches

Gundrilling and BTA/STS machines designed for applications in the automotive, aerospace, and firearms industries. Made in the USA since 1956.

View the DeHoff product line

TechniDrill machine

TechniDrill: Drilling diameters from 2 – 10 inches

Gundrilling and BTA/STS machines designed for applications in the aerospace and petroleum industries. Made in the USA since 1984.

View the TechniDrill product line