Re: [gingery_machines] new article: A Low Cost and Easily Made Counterbore

 

On 7/3/2011 9:48 PM, Steve Wan wrote:
>
> Hi Rick
>
> What a surprised! Thanks for the illustrations and effort to try it out :)
> Just a word of caution, the bore hole may wonder off the center.
> Hence, is better to pre-drill 0.5mm larger drill a bit deeper as a
> guide for the flat drill to sit properly at center.
>
> Should the counter-bore is off. One can safe the job either turn the
> socket cap scew head slightly smaller or bore the hole much bigger.
>
> Steve-S'pore
>
Or you could just use an end mill.

--

Ron Thompson
On the Beautiful Florida Space Coast, right beside the Kennedy Space Center, USA

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