If you re using wall anchors as well as screws the drill bit and anchors should have the same diameter.
What drill bit to use for stone walls.
It is difficult to repair a mistake in drilling on a stone wall so make certain you have the holes in the right place before you begin.
Be sure to use a hammer drill.
According to the bosch encyclopaedia the cutting edge of a stone or masonry drill bit has a tungsten carbide tip and is usually chisel shaped.
The chisel shape gives the drill bit the ability to penetrate further into the stone without becoming blunt too easily.
If you don t know yourself consult with a hardware store about what kind of equipment you need to use with the stone in your wall.
You are also going to want to use a hammer drill to make your holes.
Use water or a lubricant to cool the bit as you drill.
If it is an interior wall it is made from plaster on top of wood slats.
Use a hammer drill with the appropriate drill bit.
The tungsten carbide adds great durability to the drill bit.
The diameter of the drill bit and the material you want to use it on will also determine the drill speed.
You ll need a drywall bit for a sheetrock or plasterboard wall which most household walls are made of.
Before you drill a hole in the wall make sure you have the correct drill bit for your wall.
For stone drilling get what is called a tap con drill bit.
So for example if you re using a 3 5 mm screw use a drill bit with a diameter of 3 mm.
Step 3 drill holes.
However if your wall is brick stone or concrete you ll need a masonry bit.
Alternatively if you have wood walls opt for a spur point bit.