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Posted by Smitty Two on September 25, 2007, 10:20 pm
wolftever2003@yahoo.com wrote:
> I'm using a Hilti drill to drill holes into concrete ceilings.
> Drilling overhead with a heavy drill and big bit is making it
> difficult to keep the hole straight. The Hilti is more than up to the
> job ... the problem is when you're applying upward force, the natural
> tendency is to pull the drill toward you or away from you, which makes
> for a slanted or "crooked" hole. Any tips on how to keep the drill
> straight so as to achieve the straightest possible hole?
Two helpers. One calls out east/west adjustments, the other north/south.
(or left/right, back/forward.)
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