[TheForge] O T grainte bolder

[John Allen]

Either a diamond core drill wet or a wet concrete saw but the saw blade
might send you over budget. Both can be rented from any renal place, like
united rentals not from home depot.




On Wed, Nov 4, 2009 at 4:26 PM, ries <ries at riesniemi.com> wrote:

> I have found that on some types of rock, a hammer drill is useless.
> I am no geologist, and cant tell which is which, but I know that there
> are common garden stones out there that are hard as woodpecker lips,
> and that a hammer drill with a carbide bit just bounces right off.
> But water cooled, slow rpm diamond bits will chew thru most anything.
> And most rental yards will rent you one pretty cheap- they look like a
> handtruck, and you hook up a garden hose.
> The bits aint cheap though.
>
> ries
>
>
>
> On Nov 4, 2009, at 1:19 PM, Ron Childers wrote:
>
> Would a hammer drill work? Did a great job on cured concrete...
>
> -----Original Message-----
> From: theforge-bounces at mailman.qth.net
> [mailto:theforge-bounces at mailman.qth.net] On Behalf Of ries
> Sent: Wednesday, November 04, 2009 3:34 PM
> To: Blacksmithing List Sponsored by ABANA
> Subject: Re: [TheForge] O T grainte bolder
>
> diamond core bit.
> Rent a drill, the kind with hose hookup for constant water coolant,
> and use a diamond core drill.
>
> Granite can be VERY hard.
>
> ries
>
>
> On Nov 4, 2009, at 12:29 PM, Dan Scheid wrote:
>
> We are a divers group  I have a boulder in my drive to big for the
> backhoe
> so I was going to drill it and put in that expanding compound they
> sell to
> break up boulder. . I just went at it with a jack hammer and star
> drill and
> am having a hell of a time getting a hole . anyone have tricks or ways
> to
> drill granite?
> Dan Scheid
>
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> Ries Niemi
> Industrial Artist
> http://www.riesniemi.com/
>
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-- 
John Allen
Country Metals, LLC
(856) 542-4316 (cell)
(856) 504-0087 (fax)