How To Drill A Hole In Stone

Rest from time to time remove the drill and spray the bit with coolant or water.

As soon as this cut has been made slowly move your drill into a vertical position top right image in the picture above and continue to drill always on the slowest speed setting and with very little pressure. You will either explode your rock break the bit or both if you don t properly apply a heat absorbing liquid. Use water or a lubricant to cool the bit as you drill. To drill holes in stones is not easy but it s very doable.

Really easy when you get. A star drill is a specialized chisel used to make holes in stone concrete and masonry. Short tutorial on how to drill holes in granite countertops. This works for any other stone surface too.

Star drill bits which resemble chisels or hole punches are used as hand powered drills together with hammers to drill holes into stones. Alternatively drill in a container of water but know the spinning bit may spray water around. For maximum safety and effectiveness place a clamp on either side of the hole you re drilling. Quartz marble and granite.

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Drilling holes with this tool involves hitting it with a hand held sledge slightly rotating it and then hitting it again. This one is over fifteen years old. Spray into the hole as you drill as well. Start with the drill on a slow speed holding it at a right angle and make a small indent or dimple in the surface.

The cutting edge of a star drill bit is made up of a number of blades joined in the middle to create a star shape. Angle your drill at about 45 degrees and take the drill to your stone and make an initial cut left image in the picture above. Use a hammer drill with the appropriate drill bit. When drilling cover the rock in water and re dip into the water when you see enough gray material as seen in photo 1.

Do this enough times and you will eventually create a hole. Replace the drill bit with one suitable for the size of the hole you are making and again using light pressure drill slowly through.