How to drill a 4" hole in cinder block
I've looked at chisel bits for my 1/2 inch Bosch hammer drill and wondered
if they could make a hole that is anywhere close to round. Can the chisel
bit actually be used for making round (or close to round) holes?
Thanks,
Smarty
"Father Haskell" wrote in message
ups.com...
dean wrote:
Ok I know i can drill a whole load of little holes in a circle and then
knock it out, but is there such a thing as a 4" drill bit that will do
this more easily?
1/2" SDS hammer drill and a cold chisel. 4" is nothing.
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