5/16"-18 x 1‑1/4" Button Socket Cap Screw – 316 Stainless Steel

Built for strength and longevity, this 5/16"-18 x 1‑1/4" button socket cap screw is produced from corrosion‑resistant 316 stainless steel, making it well suited for harsh, moisture‑prone environments. The full‑thread shank delivers dependable holding power, while the rounded button head and internal hex drive allow for easy installation and a sleek, low‑profile finish in mechanical and structural assemblies.