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Re: [Homebrew_PCBs] Re: Has anyone made a diy registration hole punch or add pins to diy exposure kit?

2013-07-31 by Jim

I think I need to order one of these tools and put it in the toolchest next to my drill press.

73
Jim N6OTQ



>________________________________
> From: "n0tt1@..." <n0tt1@...>
>To: Homebrew_PCBs@yahoogroups.com 
>Sent: Wednesday, July 31, 2013 9:20 AM
>Subject: Re: [Homebrew_PCBs] Re: Has anyone made a diy registration hole punch or add pins to diy exposure kit?
> 
>
>About the grizzley tool... 
>In case anyone is wondering how the tool works.
>The sights are the plastic cylinders
>with precise cross-hairs at the bottom.  The cylinder 
>gathers a surprising amount of light on the top portion 
>(the part that sticks out of the black aluminum holder) 
>and effectively illuminates the cross-hairs and what 
>you want to mark.  When everything is lined up, you 
>hold the holder in place, then pull out the plastic 
>cyclinder and replace it with the metal center punch 
>and give it just a "tap" with a small hammer.  That will mark
>the exact spot where you want to drill, punch or whatever.
>There's a piece of rubber on the bottom of the aluminum 
>holder to keep it from slipping while you're doing the marking.
>
>Charlie
>
>On Wed, 31 Jul 2013 03:49:16 -0000 "cunningfellow"
><andrewm1973@...> writes:
>  
>
>> Charlie wrote:
>>
>> I purchased one of those from Grizzley Tools.
>> Look here:
>> http://www.grizzly.com/products/Optical-Punch-Set/H5781
>

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