Originally Posted by Kipp
they aren't the most secure connection and you run a higher risk of overloading a vehicle circuit or shorting something out if that metal hits something. that and to do it properly you need to make sure you hook up to the correct side of the fuse which not everyone does. if you get the wrong side of the fuse then you aren't actually using the fuse.
follow kipps suggestions here and do it the right way(=
It will save you alot of hassle in the future and you don't have to worry about it failing