Everbilt M3-0.5 mm Stainless Metric Cap Nut (2-Piece per Bag)

Everbilt's acorn cap nut is a hex nut with an enclosed dome and it is partially internally threaded. The dome feature offers protection of exposed screw threads and a decorative appearance as a finishing fastener. The cap nut also protects from injury by covering exposed threads. Can be used in hobby and furniture projects, fencing, lawn or playground equipment, or any application where a nut is required and a finished appearance preferred.