Dome nuts have a huge variety of uses like concealing ugly fasteners, securing sharp threads, thread protection. Dome Nut is also known as: blind nut, cap nut, acorn nut, and the crown hex nut. This nut is known for its bulbous shape that looks almost like the round end of an acorn. The dome nut can be made of any type of material that you need from brass and steel to nylon or chrome plated. Buy from our range of Nuts, Bolts and Screws Online!