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Subject: Re: [Homebrew_PCBs] Re: Minimum Pad Size for Homebrew Single Sided Boards?

From: Leon Heller <leon355@...>
Date: 2010-04-07

On 06/04/2010 22:46, James wrote:
>

>
> I find I get the best results doing a quick jab, using a high speed carbide bit with a drill stand I built out of a little precision slide it works great. Take a moment to line it up carefully and then plunge, a carbide bit turning around 20KRPM plunges through the FR4 board like a hot knife through butter.

High-speed is best with tungsten carbide drills. My drill only does
18,000 rpm.

Leon
--
Leon Heller
G1HSM