While Gerbers are the undisputed leader in the PCB manufacturing format, they’re not the only choice. Drill holes – frequently created as an Excellon rather than a Gerber.Milling information – for cutouts inside the PCB outline.Solder paste application areas – for stencil creation.Silkscreen info for top and bottom – again in separate files.Soldermask info for top and bottom – where soldermask should not be placed.Copper for each layer of the board – each layer in a separate file.For those less familiar, Gerber files have certain terminology associated with them that may be confusing. Once the information and terms are fully understood, designers will be completely equipped to use them properly and convey exactly what they need. The data typically found in the Gerber files includes the following: It is important not only to understand their general purpose, but also the details of what they contain.

Gerber files are designed to contain all of the information necessary to create a printed circuit board.

Altium designer board outline gerber