Kerfgrid
Machine shop Checked Oct 8, 2026

Responsible Metal Fab

Sunnyvale, CA · prototype to production

Certifications · select one to see where it is stated
About

Sunnyvale sheet metal shop that fabricates custom precision parts and also does machining, prototyping, and electromechanical assembly for Bay Area and national customers. It offers design and engineering support and states it holds ISO 9001-2015 registration.

Summary written by Kerfgrid from responsiblemetal.com.

Processes

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Materials
Aluminum, carbon steel, stainless steel, copper, brass and bronze
Volumes
Prototype to production
On the shop floor
15 machines listed on responsiblemetal.com
  • Trumpf TruMatic 1000
  • Trumpf TrueMatic 2000 Rotation
  • Trumpf Trumabend V85s
  • Trumpf Trumabend V85
  • Trumpf Trumabend 5050
  • Diacro 6′ 35-ton press brake
  • Haas VF3
  • Powermatic 6-speed milling machine
  • Bridgeport 8-speed milling machine
  • Miller Syncrowave Tig welder
  • Haeger WindowTouch 8-ton/24″ throat press
  • Avdel Speed Fastening System
  • Amada power notcher
  • Pexto 4′ Shear
  • TimeSaver World Widebelt 37″ wet grainer
Where each detail comes from