Yahoo Groups archive

Homebrew PCBs

Index last updated: 2026-04-28 23:05 UTC

Message

Re: [Homebrew_PCBs] wheres a good source for drill bits for PCB's??

2005-11-09 by Stefan Trethan

On Wed, 09 Nov 2005 17:30:12 +0100, Kenneth Long <kelong_2000@...>  
wrote:

> n00b question... what's special about PCB drill bits,
> as opposed to what's available at Home Depot or Lowes?
> thanks,


They are made of carbide. Normal drills (HSS) will be dull after a few  
holes, carbide won't.
The glass in PCBs is abrasive.
Because they are so hard, they are also very brittle, and will break  
easily. HSS is much more flexible.

ST

Attachments

Move to quarantaine

This moves the raw source file on disk only. The archive index is not changed automatically, so you still need to run a manual refresh afterward.