Large Turning

Extra Large Machined Parts

large diameter turning

Our plant is designed to build extra large machined parts with a maximum diameter of 18 feet, 11 feet high, and up to 60 tons. In our commitment to excellence in the manufacturing of extra large machined components, we have dedicated a generous portion of our factory to housing our large diameter lathes. Our extensive equipment capacity allows us to tackle designs both large in diameter and long in length on our boring and turning machines.

What our customers receive:

  • ✓ Cost effectiveness
  • ✓ Tight tolerances
  • ✓ Short lead times
  • ✓ Variety of materials
  • ✓ Large or short runs

Commonly manufactured materials include steel, stainless steel, cast iron, aluminium, titanium, and space age metals, though we will likely be able to manufacture any material of your preference.

Large Diameter Machining
Large Diameter Turning
Large Turning

Large Diameter Turning

Our large diameter VTL’s are specifically designed for the creation of large and round parts. Precise Tool and Manufacturing is equipped with cranes capable of handling up to 60 tons of weight. All of our machinists and quality technicians work together to complete the highest accuracy of workmanship.

We are able to machine:

  • Castings
  • Combustor shells
  • Cylinders
  • Flanges
  • Flywheels
  • Housings
  • Pulleys
  • Rollers
  • Shafts
  • Spacers
  • Suspension arms
  • Valve bodies
  • Inlets
  • Blade rings
  • Compressor rings

Lead times are available on a project by project basis. Red alert services are available upon request.


large diameter turning
large turning

This 220" Diameter Cast Iron head for the mining industry weighed 45,000 lbs as cast and finished at 32,000 lbs after machining.

2 piece assembly gas sheild

This gas shield is 140" in diameter and weighs 3,400 pounds.

Welded yoke assembly.

This welded yoke assemble is 60" in length and 30" in diameter. The main bore is inline within .001 and the entire piece weighs 1,980 pounds.

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