PSN-L Email List Message
Subject: Re: Crossed rod hinge/suspensions v/s ball bearings hinge/suspensions
From: Mark Robinson mark.robinson@...............
Date: Mon, 24 Oct 2005 16:28:52 +1300
> You can get 1/8" tungsten carbide drills (ordinary type) from
> www.smallparts.com for $4.20 each. The one that I have is about 2 1/4"
> long and half of that is usable shank.
> I buy the printed circuit board tungsten carbide drills with an
> 1/8" shank for a bit under $4.50. I have searched several US websites
> for these, but the only one that I found was digikey and they wanted
> $7.55 each! The overall length is 1.5" and the shank is 0.9" long.
> You can also buy carbide spotting drills, center drills and
> various router and milling bits, but these are all likely to be more
TIG electrodes might be worth a go too.
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