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Used/Rebuild

Factory Rebuilds and Retrofits

Factory Rebuilds and Retrofits

Kays Engineering offers factory rebuild services for all DeHoff, Eldorado, and TechniDrill machines. By refurbishing your used machine, you get the performance and reliability of a new machine without the new machine price.

All full rebuilds offer the newest control options as retrofits and employ the latest technologies, which enables Kays Engineering to offer a 12-month warranty on all factory rebuilds, the same as our new machines.

Machine Rebuilds

Machine rebuilds can include any of the following, depending on customer needs:

Machine Component Replacement

  • Re-grind the Slide Ways
  • Re-machine and hand-scrape Gibs and Straps
  • Replace and hand-scrape Chip Box
  • Spindle Test and Break-in
  • Full re-paint
  • Spindle Bearings
  • Spindle Motor
  • Spindle Lube System
  • Spindle Drive Belts
  • Ball Screw and Bearings
  • Rotary Coolant Union
  • Hoses and Fittings as needed
  • Spray Shields and Bellows

Electrical Component Replacement

  • Latest Machine Control featuring Beckhoff components
  • Variable Frequency Drive
  • Encoder Feedback Servo Drive System Motor
  • Motor Starters
  • Wiring
  • Electrical Enclosure

Coolant System Component Replacement

  • New High Pressure Pump
  • Rebuild High Pressure and Transfer Pump Motors
  • Replace all wiring, Hoses, and Fittings as needed
  • Full re-paint

Used Machines

DeHoff 1036T

DeHoff 1036T

  • Manufactured in 1997
  • OEM Factory Refurbished – including new spindle shafts, bearings, belts, pulleys, pumps, hoses, flow monitors, and corrected spindle alignments
  • 2 gundrilling spindles
  • 1 inch (25.4 mm) diameter gundrilling capacity
  • 36 inches (914 mm) maximum gundrilling depth
  • 5 HP spindle motor
  • Counter-rotation fixturing with chucks and pneumatic tailstock
  • High-pressure coolant system w/ chip conveyor
  • Serial No. DH-1894