m.2 board help screw hole

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Flux
Posts: 113
Joined: 24 May 2023, 17:13

m.2 board help screw hole

#1 Post by Flux » 30 Sep 2025, 20:03

How can i make an m.2 board with a plated half hole for a grounded screw on the end opposite the connector end of the board?

Any ideas??

Flux
Posts: 113
Joined: 24 May 2023, 17:13

Re: m.2 board help screw hole

#2 Post by Flux » 02 Oct 2025, 17:22

So from the lack of a response i supposed no one knows how to make an m.2 board like the pic attached??? with the mount half hole plated like a pad hole?
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Screenshot 2025-10-02 115951.png
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Serg
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Posts: 552
Joined: 09 Jun 2010, 12:12

Re: m.2 board help screw hole

#3 Post by Serg » 03 Oct 2025, 05:36

Flux wrote: 30 Sep 2025, 20:03 How can i make an m.2 board with a plated half hole for a grounded screw on the end opposite the connector end of the board?

Any ideas??
You can use the Objects Plated Half-Holes library as a starting template for creating such pads.

Flux
Posts: 113
Joined: 24 May 2023, 17:13

Re: m.2 board help screw hole

#4 Post by Flux » 03 Oct 2025, 14:42

Thanks. Appreciate the answer. Any idea on how to apply to a board outline? And is there an easy way to add a half circle in a board outline? Or anyway?

Serg
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Re: m.2 board help screw hole

#5 Post by Serg » 06 Oct 2025, 06:33

Flux wrote: 03 Oct 2025, 14:42 Any idea on how to apply to a board outline?
To specify edge plating on the board, you can create a Non-Signal layer and place shapes and text on it to indicate the plated areas. Additionally, include a comment about this for the manufacturer when ordering the board.

Serg
Technical Support
Posts: 552
Joined: 09 Jun 2010, 12:12

Re: m.2 board help screw hole

#6 Post by Serg » 06 Oct 2025, 06:37

Flux wrote: 03 Oct 2025, 14:42 And is there an easy way to add a half circle in a board outline?
Use the "Arc" option from the context menu for the polygon vertex.

AllanBradshaw
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Joined: 10 Nov 2025, 03:39

Re: m.2 board help screw hole

#7 Post by AllanBradshaw » 10 Nov 2025, 03:40

You can do that by adding a plated mounting hole with a half-circle cutout on the board edge. In KiCad (or any other PCB tool), place a plated through-hole pad where the board outline cuts through it — that creates a castellated/half-plated hole after milling. Make sure the pad is connected to GND and marked as plated in your drill file. Also check with your PCB manufacturer first; not all fabs support plated half holes on the board edge unless you note it clearly in the fab drawing or order comments.

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