MYWISH 1/4 in. x 20 x 3 in. Black Oxide Hex Button Head Socket Head Cap Screws and Nut Set (40-Piece)

This 40-piece set contains twenty 1/4-20 x 3 in. flat head socket cap screws and twenty 1/4 in. x 15 mm barrel nuts for securing thick wood panels and large furniture structures.Made from 304 stainless steel with a black-oxide surface, these fasteners deliver high strength, corrosion resistance, and clean flush installation.Suitable for bed frames, countertops, heavy furniture, and projects requiring long-reach fastening with stable clamping force.Includes a hex spanner to support easy, efficient, and accurate assembly.