Drilling Through A Concrete Floor

A hammer drill delivers the hammering motion needed to drill through concrete a little more efficiently.

Drilling through a concrete floor.

Once the core drill starts to go through the concrete wall maintain a smooth low speed. Drilling into concrete can prove to be disaster if you don t know what you re doing and don t have the right tools. Continuing to use the guide bit might make it to jam. It is far better to do the drilling in small increments.

Next turn on the drill s hammer function and start drilling applying firm but not forceful. Older concrete however is often much more dense than some of the cosmetic concrete used in modern finishes so boring through a 50 year old concrete foundation with your old school rotary drill. For a standard 1 inch bottom wall plate if you were using inch by 2. After the core drill has gone through the wall up to about 0 5 inches it is advisable to unscrew the guide drill bit at this point.

Once you have the right drill and drill bit mark the spot on the concrete you want to drill through. Most pipes gas lines water lines and other inserts that need to stub through a concrete foundation are drilled for by the contractor during the. You also need to use a carbide tipped drill bit. Some common mistake an average person makes can include trying to drill into concrete with a regular bit in a regular drill or even a concrete drill bit in a regular drill.

Learning how to drill through concrete can seem difficult but what looks like a challenging job can be made simpler with the right tools and proper technique. Drill for maybe 30 seconds then pull the bit out of the hole. A rotary hammer drill is designed specifically for drilling holes in concrete rock brick or mortar. These two pieces of equipment can make a great deal of difference.

The drill bit will heat up and also the dust needs to be released from the grooves. Don t let a concrete wall or floor stop you from completing your project. For drilling into concrete without causing concrete cracks use a hammer drill not a regular drill. A hammer drill takes the hard work out of the job as it hammers into the concrete as it drives doing the work for you.

Then drill a shallow pilot hole using a low speed or short bursts. Drill through the predrilled holes in the wood and into the concrete to a depth inch deeper than the screw length. To drill into concrete use a hammer drill with a carbide tipped masonry bit. How to drill holes in concrete foundations.

Start drilling slowly with the attached guide drill on the core drill.