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Best CNC Machine Shops in Boston

Boston's machine and fabrication shops cover CNC milling, CNC turning, and EDM in titanium, stainless steel, and aluminum, with capability for aerospace and defense work. The local network includes shops running five-axis machining and ISO 9001 and AS9100 quality systems.

Sourcing in Boston keeps the work in the United States, with short lead times, no customs on the way, and tooling close to home. The shops below are the machining and fabrication shops in our Boston network, with the capability that sets each one apart.

AerospaceDefenseMedicalAutomotiveEnergyOil & GasMiningMarine
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Featured by specialty

Best overall

  1. 1Borg Design, Inc.
  2. 2F.H. Peterson Machine Corp.
  3. 3Innovent Technologies

High precision

  1. 1Innovent Technologies
  2. 2Borg Design, Inc.
  3. 3Boston Welding & Design, Inc.

Advanced capability

  1. 1Borg Design, Inc.
  2. 2F.H. Peterson Machine Corp.
  3. 3Innovent Technologies

All machine shops in Boston

1.

Borg Design, Inc.

Hudson, MA

AS9100-certified five-axis CNC milling, turning, and assembly in titanium, stainless steel, and aluminum for aerospace, defense, and medical.

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2.

F.H. Peterson Machine Corp.

Large parts

Stoughton, MA

ITAR-registered large-format CNC milling, turning, and EDM in titanium, stainless steel, and aluminum for aerospace. Finishing includes honing in house.

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3.

Innovent Technologies

Peabody, MA

ITAR-registered five-axis CNC milling, welding, and bending and forming in titanium, stainless steel, and aluminum for semiconductor, robotics, and research.

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4.

MacDiarmid Precision Machining

Newburyport, MA

ITAR-registered five-axis CNC milling, turning, and grinding in titanium, stainless steel, and aluminum for defense, medical, and pharmaceutical. Finishing includes sand blasting and tumbling in house.

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7.

Accumet Engineering, Inc.

Devens, MA

AS9100-certified CNC milling, welding, and laser cutting in titanium, stainless steel, and aluminum for aerospace, defense, and medical. Finishing includes laser marking and polishing in house.

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