Concrete screws are widely used to fix and anchor objects in concrete, masonry or brick wall base. It solves the need of continuous installation and fixation when cracks appear in the surrounding concrete base course during installation, when the base structure edge is installed or other fasteners have been installed, which has caused the base course to loosen.
Heavy duty concrete screws anchors are very suitable for concrete and masonry applications. They provide strong supporting load strength in both cracked and uncracked concrete. At the same time, it has the same effect on vibration and static load. However, they are easy to install and disassemble, and are suitable for permanent or temporary use indoors and outdoors. These bolts are of medium and heavy installation performance and are easy to install and remove. This external hexagon sleeve requires a hexagon head tool for installation.
Concrete screw anchors are widely suitable for all kinds of complex concrete base conditions and installation intentions. They can be installed quickly and loaded immediately, and completely removable. The properties of the double hardened body and large diameter self tapping high and low external thread design make this anchor very suitable for high load applications.
Easy to install and remove by tools with the hex head,hex flange and hex socket head styles,made by the special carton steel and the heat treatment rolling double self drilling threads with Inch and Metric thread styles, used to install the building objects, bridge,seat or the subway tunnel in concrete,brick,cavity or drywall wall by tools.
The surface treatment could be zinc plated, HDG, dacrotized coating.
They install faster and easier than wedge anchor or adhensive anchor bolts with allowing to remove it non damaging the basis substrate materials.
The Inch,Metric dimension and other size are available meeting with the different markets.
|10mmHex X 1/4 X 5 X 33||5 mm||33 mm||5 mm|
13mmHex X 3/8 X 5 X 40
|5 mm||40 mm||5 mm|
|13Hex X 3/8 X 6.5 X 40||6.5 mm||40 mm||6.5 mm|
|13Hex X 3/8 X 9 X 40||9 mm||40 mm||9 mm|
|15Hex X 1/2 X 8 X 55||8 mm||55 mm||8 mm|