Vertical Mills

Truing a Hub for a Haul Truck


  • King Manufacturing
  • Supermax Horizontal and Vertical Knee Mill

Number in Service:

  • King (2)
  • Supermax (1)


Machining various size, shape, and weight components

Part Sizes:

76 inches diameter X 72 inches high


+/- .0005 inches

Typical Operator Experience:

15 years plus

Typical Applications:

  • Machining large diameter hubs, spindles, idlers, bearings, housings, and other similar shapes
  • Servicing parts off haul trucks, wheel groups, draglines, shovels, etc.
  • Bringing mining and industrial heavy equipment components back to OEM specifications
  • Maintaining Caterpillar, Komatsu, Euclid, P & H, Liebherr, and other heavy equipment