I replaced some tiles in a kitchen-like hallway in the house and now need to mount an external switch. Usually, it's no problem to drill small holes in tiles with a regular masonry bit in a drill. This time, I completely failed, drilled with a 5mm carbide bit and drained an entire DeWalt battery, leaving only a slight scratch on the tile. I'm betting it's klinkers I ended up with...

I chanced it and used a hammer drill, and then it was possible to drill, but the tile cracked.

Now I've put in a new tile and am wondering if I can glue the switch in place somehow? Gluing it so it stays isn't really a problem, but at some point in the future, I might want to remove it again.

Will mounting adhesive work?
 
It usually works better with a proper tile drill:

http://www.jula.se/catalog/verktyg-...for-kakel-klinker-glas/glas-kakelborr-181456/

Otherwise, there are various hole saws with carbide tips that fix the socket hole in one operation, also available at stores like Jula for reasonable amounts. The best is such a hole saw with a diamond tip, mounted on an angle grinder. But they cost a bit. They might be available for rent at a tool rental service.
 
H hempularen said:
It usually goes better with a proper tile drill:

[link]

Otherwise, there are various hole saws with carbide cutting edges that handle the socket hole in one operation, also available at, for example, Jula for reasonable amounts. The best is such a hole saw with a diamond cutting edge, mounted on an angle grinder. But they do cost a bit. They might be available for rent at a rental service.
The socket hole is OK, I indeed cut that with a diamond blade for the angle grinder, but it's a bit trickier to make a 5mm hole with a 110mm cut-off wheel :)

Considering how hard this tile seems to be compared to other tiles I’ve drilled into, I’m a bit skeptical about the tile drill, is there really that much of a difference? Considering the price, there's nothing to lose by trying it, though.
 
It seems like you have tiles or granite stone.
They ARE really tough to drill holes in, but it is possible with the right drill bits.
You have to keep at it for a while before it becomes a hole. The drill bits I have used in similar cases are Bosch drill bits, they are slightly bluish on the bits, and they work even though it takes some time.
Then it helps if you make a small hole first, then use slightly larger drill bits gradually.
If you use tile drill bits with cutters, remember to go slowly!
 
Have you checked so you're not backing the machine? It has never :rolleyes: happened to me, but it could be so :D
 
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KjellTimell and 1 other
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Lexington Lexington said:
Have you checked that you're not reversing the machine? It has never :rolleyes: happened to me, but it might be the case :D
I have tried both reversing and forwarding, didn't make much of a difference.
I guess I'll have to try a Bosch tile drill bit tonight.
 
E
I think you can skip any "affordably cheap julaborr" in this case. Hilti has really tough drills for these tasks. Preferably the ones that attach to an angle grinder. Angle the drill from the start so you get a little grip. Then just keep at it and cool it down so you don't burn the drill.
 
Buy a good drill that can handle tiles and clinker. Nothing that looks like a spade.
Place masking tape where you are going to drill, mark where you want the holes.
Place the drill bit against the mark and press/tap lightly on the back of the drill so you hear a little snap. Not so hard that the tile cracks.
Drill at a very low speed. I use my drill driver.
I've never had any problems drilling in either tile or clinker.
 
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CeasarSG
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ClasseClas ClasseClas said:
Get a diamond drill for the angle grinder. It's unbeatable for stone and granite tiles.
[link]

Check here too:
[link]
That one looked interesting! A little expensive but what won't you pay for a couple of holes? :-)
 
Staffans2000
Drill with the angle grinder?
I had no idea...?
But how do you attach the drill bit?

Staffan
 
G gaidin said:
I replaced some tiles in a kitchen-like area in the house and now need to mount back an external switch. Usually, it's no problem to drill small holes in tiles with a regular masonry bit in a drill. This time I completely failed, drilled with a 5mm carbide bit and drained a whole DeWalt battery, it only left some scratches on the tile. I'm pretty sure it's klinkers I've got...

Took a chance and tried with a hammer drill and then I was able to drill, but the tile cracked.

Now I've put a new tile in place and am considering if I can glue the switch on somehow? Gluing it to stick isn't really a problem but sometime in the future, I might want to remove it again.

Does it work with construction adhesive/mounting glue?
silicon works well, sticks great but just clean behind it first..
 
ClasseClas
Staffans2000 Staffan2000 said:
Drill with the angle grinder?
I had no idea...?
But how do you attach the drill bit?

Staffan
It is attached directly to the screw on the angle grinder. Remove the "puck" from the angle grinder first.
 
ClasseClas
G gaidin said:
That looks interesting! A bit expensive, but what won't you pay for a couple of holes? :)
Admittedly, but when nothing else works, what do you do then? It costs both time and money to persist with regular drills that get destroyed + you don't get any holes...
 
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