The Hillman Group 3504 5/16-18 By 2-1/2-Inch Stainless Steel Carriage Bolt， 10-Pack</br></br><div style="text-align:left"><b>[Product Information]</b><br><ul><li>Carriage bolts have a domed head that is not designed to be driven</li><li>A bolt with a square shoulder under a rounded head which resists turning when the nut is tightened</li><li>Stainless steels are used for their corrosion resistance， high-temperature strength， scaling resistance and low-temperature toughness</li><li>Quantity per pack: 10</li></ul></div></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br><img src='http://ecx.images-amazon.com/images/I/31nQgDTyhjL.jpg' noproxy></br>