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Posted by Bob Simon on November 17, 2005, 1:50 pm
On 17 Nov 2005 10:29:30 -0800, trader4@optonline.net wrote:
>"I cut it flat then tried to drill it out with a 3/32 bit but it
>sliped. Now I have a dip started in the center plus another grove
>down to the side. Do you need to apply a lot of pressure when you
>drill out a screw? How do you keep the bit centered? "
>
>This is always tricky. You need to start with a small center punch to
>make an indent dead center before drilling. It takes a moderate amount
>of pressure. Too much and you'll break off the small drill bit. And
>you pretty much have one shot at it. If you go off course and bugger
>it up, then you're in more trouble.
Yes, I broke my cobalt bit and, as you say, may have bugger'ed it up.
I'm hoping that with a new bit and (hopefully) a steadier hand I'll be
able to get back on track.
--
Bob Simon
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