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A large flywheel mounted on a lathe faceplate, part-way through a turning operation.

A cutter in a workholding fixture. Illustrative — not a Meridian machine or a customer part.

Milwaukee, Wisconsin

±0.0005 in, in production. Minimum order: one.

Custom metal components and assemblies for industrial equipment, automation, electronics, and maintenance applications — prototypes, short runs, and repeat production. Every envelope and tolerance on this site is what our current machines hold — not a best case from a good day.

3.250 ±.005⌀1.125 ±.0004⌀.75032 µinStepped shaft6061-T6Example onlyRev —

Example part — not a customer drawing

CAD formats accepted
STEP, IGES, Parasolid, SolidWorks, and 2D PDF with dimensions
Minimum order
One piece. Prototypes are normal work here, not a favour
Quote turnaround
Two business days for most parts, same day for repeats
Typical lead time
10 – 15 business days for a first article, 5 – 10 for repeats
Material certification
Available on request; state it on the RFQ so we buy to certificate
Inspection report
First-article dimensional report included on every new part number

The equipment, with what each machine can hold.

Production tolerance, not best case

Machine list with process, work envelope, axes, production tolerance, and quantity range
ProcessMachineWork envelopeAxesToleranceQuantity
CNC milling3-axis vertical machining centre40" × 20" × 25"3±0.0005 in1 – 2,500
CNC milling4-axis vertical machining centre30" × 16" × 20"4±0.0005 in1 – 2,500
CNC turningTwo-axis lathe with live tooling12" swing × 40" between centres2 + live±0.0004 in1 – 5,000
Sheet-metal fabricationCNC press brake10 ft × 3/8" mild steel±0.010 in on bend1 – 1,000
Welding and assemblyMIG, TIG, and fixture assemblyFabrications to 8 ftPer print1 – 500
InspectionCoordinate measuring machine24" × 20" × 16"30.0001 in resolutionPer lot or 100%

Tighter than the figures above is a conversation about the specific feature. We will tell you when something is outside what this equipment can hold rather than taking the job and hoping.

Materials we run.

Responsive engineering coordination, documented inspections, flexible production quantities, material traceability, and dependable delivery schedules.

How we document it
Aluminium
6061, 7075, 2024
Most common here by volume.
Stainless steel
303, 304, 316, 17-4 PH
17-4 in the H900 condition on request.
Carbon steel
1018, 1045, 4140
Heat treatment subcontracted with certification.
Brass and bronze
C360, C932
Free-machining grades for turned parts.
Engineering plastics
Delrin, PEEK, UHMW
Run on dedicated tooling to avoid contamination.
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