Our manufacturability guidelines

One canonical source for every DFM check, quote-form warning and part review at FormHub. Public, versioned specs for CNC machining, 3D printing and sheet metal fabrication.

  • Instant envelope + "beyond via engineering review"
  • Tolerances per process (ISO 2768 & finer)
  • Min wall thickness & hole diameter

Frequently asked questions

What is your instant envelope?
The largest size we quote instantly online. Larger parts are welcome via engineering review — no hard maxima.
What tolerances are achievable?
ISO 2768-m standard, ±0.01 mm achievable via fine machining + review.

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