This kit contains 4 am625 asphalt anchors, 2 EPX2 adhesive grout bags, and a pictorial installation guide. The anchors are suitable for attaching light structures and items to asphalt. You need a ?" masonry drill bit and a percussion drill for efficient installation. The installed anchor resist 1,200 lbs. pull. The structure is attached to the anchors using the supplied screws and washers. The structure can be readily removed by unscrewing the screws. leaving a flush surface to allow obstacle-free driving and walking over tha area.