Custom prototype PCB to mass production. Online self quote, Worldwide services.
Laser cut SMT stencil. We'll create your personalized kit and send it directly to you.
By default, We not recommendto use the inside chamfer. In most cases we use the inner arc replacement it, The results as shown below:
A compromise way is to use a drill hole to replace interior chamfer, which is not perfect but it can solve a few of PCB assembly, as shown below:
The gold finger bevel default value: 45 angle, As following figure. The default plating for gold finger does not support the hard gold. 
