To obtain a reliable and huge tightening force, it is necessary to ensure that the clamp ring fixed on the gecko is fully expanded. And the expansion clamp must not fall off the rod or twist or deform in the hole.Suitable for concrete and dense natural stone, metal structures, metal profiles, floor plates, support plates, brackets, railings, windows, curtain walls, machines, beams, beams, brackets, etc.Welcome to inquiry in anytime,we will offer our best prices to you. Even if you will purchase from us or not,you can compare our goods prices and quality with other suppliers. We can not guarantee our prices is lowest,but we can sure our is better than most of other suppliers, and we can also guarantee our quality is better than most of other suppliers. Looking forwarder to cooperation with you. Kindly leave your mesage, we will contact you in first time.This product has longer threads and is easier to install. It is often used in heavy-duty installations. To obtain a reliable and huge tightening force, it is necessary to ensure that the clamp ring fixed on the gecko is fully expanded. And the expansion clamp must not fall off the rod or twist or deform in the hole. The calibrated tensile force values are all tested under the conditions of cement strength of 260 ~ 300 kgs/cm2, and the maximum value of the safety load must not exceed 25% of the calibrated value.Applications of Wedge Anchor: Wedge anchors are used in applications requiring high strength and stability, such as in construction, engineering, and heavy equipment installation.