Great Planes Bolt Set/Blind Nuts (4-Piece), 4-40x3/4" FEATURES: Metal construction with Zinc plating to prevent rust from oxidizing on parts; Blind nuts are the perfect mounting nut for hard to reach area INCLUDES: (4) Blind Nuts (4) Socket Head Screws (4) Flat Washers (4) Lock Washers (1) Hex Wrench INCLUDES: (4) Blind Nuts (4) Socket Head Screws (4) Flat Washers (4) Lock Washers (1) Hex Wrench