Don t force a blade into a cut.
How to cut a hole in concrete block wall.
I ve hammer drilled through concrete to sink anchors but a 4 inch diameter hole is a little intimidating until you have the right tool.
Release the trigger and remove the drill.
If your cut doesn t need to be exact use a cold chisel and hand sledge to cut the concrete.
Expand the drill hole to accommodate the anchor.
The walls at our new place are 6 inch thick concrete it s an old naval base and we needed a few holes for vents.
Chisel out any loose pieces of cinder block around the edges of the hole and brush away any loose debris with a nylon brush.
Here s a few pictures of the right tool.
Match the correct anchor size to that of the concrete screw.
Keep firm pressure on the drill during operation.
If necessary tap in lightly with a hammer.
Obtain a building permit from your local building authority.
I just like to show you a little trick some time you have to install dryer went through the concrete walls all what you need is a cut off wheel and a littl.
Mortar is commonly used to patch concrete and cinder block.
Drill through each corner of your cutout using a rotary hammer equipped with a masonry bit.
Draw the outline of your opening with a straight edge and a piece of chalk.
A circular saw with a masonry blade can also be used to either score or completely cut through the block.
These holes will mark the boundaries of the opening and help guide your cuts.
Step 2 combine a mortar mix with water in accordance with the mortar instructions.
How to cut a hole in cinder block walls hunker.
Remove any concrete dust then press the anchor into the hole until it is flush with the surface.
Use a carpenter s.
The hole should be slightly smaller than the maximum width of the anchor.
Score the length of the cut three or four times with the chisel.