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Posted by rnr_construction on February 10, 2005, 12:53 am
> powder fasteners are very fast to use, after finding out which load
> strength works best.
> holding strength is pretty good, but I think many people use adhesives on
> the boards as well.
> one drawback is that concrete is not a very homogenous material, and some
> of the fasteners
> are may not penetrate as far as desired. you then can't do much with the
> protruding nail heads.
> if you're going into brick, etc, i think i would use drilled anchors.
> bill
>
>
>> Was in home Depot and saw a small "kit" from RamSet that sold
>> for only $20. Has a bunch of "nails" for concrete included in various
>> sizes,
>> the cartridges, and the handle where you place the cartridges and nail.
>>
>> Wish to fasten some 2X4's against a concrete wall to enable the
>> building of shelves there.
>>
>> Is this Ram Set approach "better," than, e.g., drilling a hole
>> with a concrete drill and using one of the expandable fasteners
>> in the hole to hold a screw (not sure if they also have for nails with
>> this approach - do they ?)
>>
>> Which is better ?
>> Why ?
>> Pros and Cons?
>>
>> Thanks,
>> B
>>
If you use it once for 20$ it pays for itsself right away.
if using it in old concrete it may spall the concrete. and the nail may not
hold.
I use a roto hammer and a rawl pin or a tapcon screw now.
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