Machining Services and Capabilities

3-axis and 4-axis CNC machining, fabrication, and finishing, from rapid-turn prototypes through full production runs.

Hardinge GX1000 OSP vertical machining center

At LESIS, we offer a wide range of CNC machining services and capabilities, including 3-axis and 4-axis machining for your complex parts and large-part capacity. Our objective is to provide our customers with the finest in precision machined parts, manufactured with quality, reliability, and excellent customer satisfaction on each and every order.

Our CNC machines provide precision, production speed, and quality products finished on time or ahead of schedule. Manufacturing capabilities include: milling range: 0.001 to 0.003, machine parts to ±0.0001, turning range: 0.001 to 0.003 and turning parts to: ±0.0001.

We offer complete engineering and design support and manufacturing from rapid-turn prototype through production and CAD/CAM support. In addition to CNC machining, our full suite of engineering and manufacturing services includes:

CNC precision machining

  • Mechanical Assembly
  • Welding, Fabrication and Sheet Metal
  • Prototype and Quickturn
  • Complete Short Run and Long Run Production
  • Engineering Support and Design Modification
  • Reverse Engineering of Precision Parts

CNC machining, manual machining, and finishing

  • Milling
  • Turning
  • Stamping
  • Forming
  • Welding
  • Honing
  • Heat Treatment
  • Paint and Chemical Coatings
  • Finishing and Assembly

Quality control: ISO 9001:2008

Our state-of-the-art quality assurance equipment and in-process quality assurance manufacturing and inspection processes ensure precise tolerances meet the specifications. We provide first article test reports, coordinate measuring machine (CMM) reports and material certifications. All quality control employees have training and experience to be compliant with military standards and specifications, ISO 9001:2008. Our machine operators work together with engineering to ensure compliance to drawings and tolerances and use of precision inspection equipment, while meeting customer specifications.

Inspections are performed by our highly trained and skilled employees using precision tools, including calipers, micrometers, height gages, thread gages, intramikes, optical comparators, and coordinate measuring machines.

Diverse materials

No matter what you need, we can manufacture parts from a variety of materials, including:

  • Aluminum
  • Titanium
  • Copper
  • Stainless Steels
  • Carbon Steels
  • Alloys
  • High-tech Plastics
  • And many others

Machines Offered

  • 2012 Hardinge GX1000 OSP

    • 40″ × 20″ × 20″ travels
    • 30 station ATC
    • 20 HP spindle
    • 1000 psi thru-spindle coolant
  • 1996 Leadwell VMC 40

    • 40″ × 20″ × 20″ travels
    • 20 station ATC
    • 10 HP spindle
  • 2010 Bridgeport 2J

    • CNC retrofit
    • 32″ × 12″ × 5″ travels
    • 2 HP spindle
  • 2016 South Bend Lathe

    • 40″ × 10″ travels
    • 7.5 HP ESC spindle

Other machines we also have

  • Bridgeport J manual knee mill
  • South Bend 13″ heavy lathe
  • Miller 350P MIG welder
  • Miller 300DX TIG welder
  • Miller spot welder
  • Hypertherm 85 plasma cutter
  • 2 horizontal bandsaws
  • Vertical bandsaw
  • Multiple drill presses
  • Sand blaster
  • 48″ × 10 ga plate roller
  • 50 ton press
  • 30″ × 0.125″ press brake
  • General grinding
  • Vibratory finisher

Capabilities

More of what we do

  • Systems Engineering and Logistics Support Services

    Program management, systems engineering, life-cycle logistics, fielding, and sustainment support for DoD and commercial programs.

  • Information Technology Modernization

    Cost-effective infrastructure modernization, cloud capabilities, and IT innovation tailored to complex mission challenges.

  • 3D Printers

    An in-house fleet of LulzBot Mini and TAZ 3D printers that complements our machining and prototyping capabilities.

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