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cnc turning & lathe

 Steelcrest Precision provides CNC turning solutions for parts ranging from small, intricate components to large-diameter and long-shaft work. Our extensive lathe capabilities include conventional CNC turning, live tooling, Y-axis machining, dual-spindle production, multi-tasking, and Swiss machining. Backed by decades of experience and a diverse equipment fleet, our team identifies the right process for each part—helping customers improve accuracy, reduce setups, and move efficiently from prototype through production. 

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Case Study: The Power of a Prototype-to-Production Process

Equipment & Capacity

From straightforward cylindrical components to complex parts requiring turning, milling, drilling, and off-center features, Steelcrest has the CNC turning equipment and experience to match the right process and capacity to each application. 

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Conventional CNC Turning

  • 28 CNC Lathes

  • Capacity up to 26" diameter x 160" long

  • For shafts, rollers, journals, sleeves, fittings, and other cylindrical components.


 

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Live-Tool Turning

  • 3 Live-Tool CNC Lathes
  • Capacity up to 15" diameter x 26" long
  • Combines turning with milling, drilling, flats, slots, and radial features in fewer setups.
Steelcrest-Y-Axis-Turning-HubSpot

Y-Axis Turning

  • 3 CNC Lathes with Milling and Y-Axis
  • Capacity up to 16" diameter x 80" long with 6" Y-axis travel 
  • For off-center features and complex components requiring greater machining flexibility. 
Steelcrest-Dual-Spindle-Realistic-Part-HubSpot

Dual-Spindle Turning

  • 2 Dual-Spindle CNC Lathes

  • Capacity up to 10″ diameter × 8″ long

  • Supports front-and-back machining, reduced part handling, and efficient repeat production.

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Multi-tasking

  • INTEGREX and Hyper Quadrex platforms
  • Combines CNC turning, milling, drilling, and off-center machining
  • Reduces setups, part handling, and feature-to-feature variation
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Swiss Machining

  • 4 high-precision Swiss lathes
  • Bar-fed capacity up to 1.5″ diameter
  • Ideal for small-diameter, long, slender, and feature-dense parts requiring tight tolerances and repeatable production

Tolerances & Surface Finishes 

Steelcrest combines advanced CNC turning equipment with experienced machinists and in-process inspection to produce accurate, repeatable components. Final tolerances and finishes depend on part geometry, material, size, and production requirements, but our general capabilities include: 

Capability
General Specification
Standard CNC turning Tolerances to approx. ±0.0005″ 
Precision turning  Tolerances down to approximately ±0.0002″
Live-tool turning  Turning tolerances to approximately ±0.0005″ 
Live-tool milling Milling tolerances to approximately ±0.001″ 
INTEGREX multi-tasking Turning and milling tolerances down to approximately ±0.0005″ 
Turned surface finish Finishes up to 16Ra
Additional finishing Polishing available 
Optimal precision-turning range Approximately 0.5″–6″ diameter 

 

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