Best Screws For Concrete Posts

Best for attaching furring strips doors and electrical boxes in concrete brick stucco or blocks.

Best screws for concrete posts.

Consequently the last step when anchoring a post to concrete is to drill pilot holes with a drill machinery through the holes in the post anchor. For example a 3 4 diameter anchor has a minimum embedment of 3 1 4 and a 1 4 anchor has a minimum embedment of 1. Concrete screws masonry concrete anchors. Step 3 pour water into the dry mix and allow it to soak in.

Use 1 1 2 lag screws to secure the post into position. Clean any concrete dust out of each hole you drill with a vacuum cleaner or wire brush. Furring strips and metal brackets and straps. The best feature of hammer set anchors is that they re quick to install.

Feature alternating high and low threads with diamond cut notches for extra holding power. Just drill the hole to the right depth and hammer it home. You don t have nuts and washers to fuss with. To bolt into concrete you ll need a hammer drill a titanium or carbide tipped drill bit and wedge anchors.

Two 50 pound bags of fast setting concrete will set a 4 inch by 4 inch or a 4 inch diameter post in a 10 inch diameter hole 2 feet deep. These are great for hanging 3 4 in. The best holding values are achieved when the concrete is hard and the embedment into the concrete is deep. Use a thin drill bit otherwise the lag screws won t secure properly the post.

Concrete concrete block mortar and brick. Use enough water to saturate the dry mix.