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 include:
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 insure precise tolerances meet the specifications. We provide first article test report, coordinate measuring machine report and material certifications. Prepare CMM reports and material certification. 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 and ensure compliance to drawings and tolerances and use of precision inspection equipment, while meeting customer specifications.
Inspections are performed with 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″x20″x20″ Travels
30 Station ATC
20HP Spindle
1000psi Thru Spindle
Coolant

1996 Leadwell VMC 40
40”x20”x20” Travels
20 Station ATC
10HP Spindle

2010 Bridgeport 2J
CNC Retrofit
32”x12”x5” Travels
2HP Spindle

2016 Southbend Lathe
40”x10” Travels
7.5HP ESC Spindle
Other machines we also have:
Bridgeport J Manual Knee Mill
Southbend 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”x10ga Plate Roller
50 ton Press
30”x0.125” Press Brake General Grinding
Vibratory Finisher