On Tue, 19 Mar 2019 06:52:14 +0000, alan_m wrote:

On 18/03/2019 23:18, Mathew Newton wrote:
The reviews sound good, apart from one notable review from someone who
wasn't happy that he only got 3 holes through his 12mm steel beam. I'll
take that as a good sign for my situation!


Possible it would have helped if the tip of the drill bit was not
running red hot

Cobalt is supposed to be cooled - impractical in most situations though.
--
Peter.
The gods will stay away
whilst religions hold sway