Okay, this may be a knew one on me. What are tapping screws? Are we talking about something like an anchor bolt? At first, I thought maybe you guys were talking about self tapping screws, but when I read cement and brick, that was out of the question. ----- Original Message ----- From: "Dan Rossi" <[email protected]> To: <[email protected]> Sent: Friday, April 09, 2010 7:07 AM Subject: Re: [BlindHandyMan] tapcon screws
>I have used some expansion bolts as well. I believe they hold up against > outward forces much better than TapCons, but TapCons do just fine in > sheer. > > The expansion bolts I've used had long shanks of steel, with a cone at one > end, and threads at the other. there were several sleeves around the > shank. When you tighten a nut onto the threaded end, it forces the > sleeves down the shank and then starts to crush them, forcing them to > spread open and wedging them into the walls of the hole. > > I attached one of the railing posts of my deck to the house with these > things, and they are incredibly rock solid. > > > > -- > Blue skies. > Dan Rossi > Carnegie Mellon University. > E-Mail: [email protected] > Tel: (412) 268-9081 > > > > __________ Information from ESET Smart Security, version of virus > signature database 5012 (20100409) __________ > > The message was checked by ESET Smart Security. > > http://www.eset.com > > __________ Information from ESET Smart Security, version of virus signature database 5012 (20100409) __________ The message was checked by ESET Smart Security. http://www.eset.com
