Yasorn 5-pack Stainless Steel Open Cup Hook Expansion Screw Bolts M8<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>These useful screw hook are easy to install and heavy duty.</li><li>Stainless steel finish offers rust protection，for a longer using life.</li><li>Extensive using range ，could be used in concrete and masonry ，ceiling，etc.</li><li>Expansion is created by tightening a threaded bolt which draws a tapered cone expanding a sleeve against the walls of the hole.</li><li>Standard size .The maximum load capacity is approx 170 kg.</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41sThr4%2BIPL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41EJhX3VX7L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41cfj4Q4ggL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41sY5DxOfcL.jpg" noproxy>