How do you know if you’ve hit a stud?

Simply drill or nail into the wall at the location you found with a stud finder. If it goes in and gets stuck, you’ve hit the stud. If it suddenly slides into the wall and is easy to pull out, you’ve gone through the drywall and hit air!

Can you get electrocuted drilling into a wall?





One of the main reasons drilling into the wall can be dangerous is that you risk hitting electrical wires or gas and water pipes. Wires in the wall often connect vertically and horizontally behind outlets and sockets and can lead to electrocution. Hitting a pipe in the wall can cause flooding.

What am I hitting behind drywall?

Studs are made of wood, and many times you actually want to hit them. Wood is soft, and if your drill goes into something behind the drywall without much pressure on your part, chances are, it’s a stud. If you remove your drill bit and see sawdust stuck to the bit, you almost certainly hit a stud. What is this?

What is a masonry obstruction?

The most common reason a drill won’t penetrate a wall at all is because the drill is spinning in the wrong direction. If the drill bit enters the wall and then hits resistance, the typical cause is a metal plate or masonry obstruction.

Does drilling into a stud weaken it?

Only a small fraction of the stud is necessary for the bearing strength of the wall. Every plumbing and electrical run in your house goes through much larger holes drilled through studs. If your cabinet is solid, your stud is fine.

Is it safe to drill above an outlet?





Electrical wires typically run either vertically, up and down the side of a stud or horizontally. The vertical wires are typically pretty easy to avoid: avoid drilling above a receptacle or light switch.

How do you know if you hit a wire when drilling?

One way to tell if they have screwed into the wiring is to measure AC volts from screw to hot, screw to neutral screw to ground. A Wire that is somewhat free behind the dry wall might not always be centered and I have seen a wire get caught in a home that was built in 1997.

What happens if I drill into electrical?

Damage to electrical wiring from drilling into walls is a surprisingly frequent phenomenon – especially when buildings are being renovated. Not only do the lights go out, but you usually blow a fuse as well. With a bit of luck, you might only have to repair the cable sheath.

How do I make sure I don’t drill into a wire?

Quote from the video:
Quote from Youtube video: If you think you have hit something I would suggest you use an insulated screwdriver just in case you've drilled through an electric cable.

How do you drill into hard concrete?



Start the drill at its lowest speed for better control. Drill forward with steady, light pressure; do not force the drill. Drill the guide hole to a depth of 1/8- to ¼-inch. Stop the drill, sweep or blow away the accumulated concrete dust and pull out the drill.

Why can I not drill into concrete?

Drilling into concrete is difficult because concrete is dense, is hard, and has embedded aggregate stones that can be obstacles to the drill bit. Drilling can quickly dull drill bits. When the bit encounters aggregate, the bit drags even more. The preferred tool for drilling into concrete is a hammer drill.

What if I hit rebar while drilling concrete?

Hitting Rebar!



If you hit metal or your drilling stops on its own, you have probably encountered rebar. Clean the drill hole and shine a spotlight into it. If you see a ‘thin’ (up to 5 cm) iron rod, it can be cut through with our hammer drill bits by simply continuing to drill. Be persistent!

How do you tell if there are wires behind a wall?



According to Popular Mechanics, the best tool for locating wires is a stud finder with AC wire detection. Use painters’ tape around the area you wish to scan; this will serve as a place to mark the location of the wires after detection.

What to check before drilling into a wall?

Check before drilling

  1. No rings, bracelets, watches or mobile phones. …
  2. Position the entire device against the wall. …
  3. Ensure grounding/equalisation. …
  4. Move the device across the wall. …
  5. Move the device over the same place several times. …
  6. Switch on the power supply.


How do I know where the studs are in my wall?

Here’s how to find a stud in the wall quickly and easily, with or without a stud finder:

  1. Locate the nearest light switch or power outlet. …
  2. Look for dimples in the wall. …
  3. Use windows as a guide. …
  4. Tap the wall. …
  5. Drill a hole. …
  6. Fish around with a wire hanger. …
  7. Try a stud finder app. …
  8. Or just use a stud finder!



Can I use my phone as a stud finder?

Stud finder app for iOS and Android brings the simplicity and effectiveness of a real stud detector tool to your iPhone or Android device. The app uses your device’s compass (magnetometer sensor) to pinpoint metal studs, nails, and screws embedded in all wood wall studs.

How do you find a stud without a detector?

Quote from the video:
Quote from Youtube video: If you're having trouble locating which side of the box the stud is on one easy thing to do is take the switch plate off and actually look in the box for the nail that nails the box to the stud.

How far apart are studs in walls?

The general spacing for wall studs is 16 inches on center, but they can be 24 inches.

Can I use my iPhone as a stud finder?



First, no iPhone app can locate 2x4s because phone hardware generally doesn’t include an electromagnetic density sensor to find wooden studs.

Why is there plywood behind drywall?

It’s laterally structural to support the building’s side-to-side forces. Penetrations in your shear wall must adhere to different restrictions than other walls and you may need to consult an engineer to verify.