Wire Caps & Nuts features: This flat head riveted nut is made of premium material, which can withstand long-lasting use. Features the plating zinc and aluminum material, which has high durability, not easy to deform. Fine workmanshlp, ensures practicality. Features-Color: As shown-Material:platingzinc, aluminum-Size:2.30X1.70X1.20cm/0.90X0.67X0.47in It can be used for fixing in many kinds of material including steel, fiberglass and plastic, etc These rivet nuts are suitable for a variety of size of the material, riveting firm with high efficiency, easy to use These threaded riveted nuts are widely used in woodworking, furniture, decoration, and etc Rivet nuts can be installed from one side of the work piece, also known as a blind application Special design and it is in fine craftsmanshlp. It is the best replacement for your old, broken one.