Installing Lag Bolts Into Concrete

You will need to drill a pilot hole when using any type of concrete anchor.

Installing lag bolts into concrete.

Use a wrench to turn the lag screw clockwise until tight. They are thicker than ordinary screws have a hexagonal head and they are used in a myriad of materials to create structural integrity where it is needed most. This means you would need roughly a 3 lag screw to complete this. Home centers and hardware stores stock concrete screws in two diameters 3 16 in.

A pilot hole is a hole that is drilled into the material you wish to use a lag screw on. Regular drill bits will dull too quickly. The pilot hole serves as a guide for the. Screws for most light to medium duty tasks.

Use a hammer drill when installing anchors into hard surfaces such as stone concrete and brick. Be sure to have plenty of extra bits on hand and use a can of compressed air or a blower to clean dust away from the drilled hole. Drill a hole in the base material with a hammer drill and a correctly sized carbide drill bit for the diameter lag shield anchor you are using. Next make sure you have a lag screw long enough for the installation.

Use tapcon concrete screw anchors for installing sill plates electrical equipment furring strips and many other applications that require fastening into brick block. For example if you wanted to install a 2 x 4 to the lag shield you would need to make sure the lag screw had 1 1 2 of clearance and then about another 1 to 1 1 2 to install into the shield. All of this information should assist in the safe and correct installation and use of concrete anchors and fasteners no matter what your application may be. Clean any concrete dust out of each hole you drill with a vacuum cleaner or wire brush.

In this video i will show you how to drill into brick concrete and cement with a drill and also how to attach fix mount or anchor into a brick concrete or. After installation the fixture is removable because the lag shield anchor remains in the concrete and only the lag screw is unscrewed and removed. To bolt into concrete you ll need a hammer drill a titanium or carbide tipped drill bit and wedge anchors. A lag screw is the poor man s concrete anchor.

Tapcon concrete screw anchors draw from its unique ability to tap its own threads into concrete making it an excellent alternative to expansion anchors plugs and lag shields.