Shop Bay Supply for Bulbex® rivets by Avdel. The aluminum alloy Bulbex® rivet features a split tail formation and collapse pattern to create a diverse multi-grip range for different material thickness. However, Bulbex® blind rivets are designed for low strength materials. Our selection of Avdel Bulbex® rivets include the Bulbex® rivet dome head and Bulbex® rivet flange head. Check out the Avdel Bulbex® breakstem rivet collection at Bay Supply today!