Kerfgrid
Machine shop Checked Oct 8, 2026

General Machinery & Manufacturing Co

Chicago, IL

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About

A family machine shop in Chicago that machines custom metal parts to customer drawings, mainly turned parts for energy, aerospace, and transportation customers. It adds in-house milling, polishing, and marking, and sends out heat treating, plating, and other finishing.

Summary written by Kerfgrid from gmmco.com.

Processes

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Industries
Energy, aerospace
Holds
+/- 0.001 in
On the shop floor
3 machines listed on gmmco.com
  • Haas DS-30 Y Lathe
  • Haas TL-1 Tool Room Lathe
  • Haas TM-1 Tool Room Mill
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