Kerfgrid
Machine shop Checked Oct 8, 2026

Protomatic Inc.

Dexter, MI · prototype to production

Certifications · select one to see where it is stated
About

Protomatic is a Dexter, Michigan machine shop that makes prototype and short-run CNC parts, plus stampings, welded and assembled items, for customers in aerospace, medical, defense and other industries. It holds ISO 9001, ISO 13485 and AS9100D registrations and offers design support and program management.

Summary written by Kerfgrid from protomatic.com.

Processes

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Materials
Aluminum, carbon steel, stainless steel, titanium, nickel alloys, copper, brass and bronze, plastics
Industries
Medical, aerospace, defense, automotive, electronics
Volumes
Prototype to production
Holds
+/- 0.0001″ (0.0025mm)
On the shop floor
1 machine listed on protomatic.com
  • Orion LZR Benchtop Laser Welder
    Where each detail comes from