Wedge Anchor Fastener – Heavy-Duty Anchoring for Concrete Applications Wedge Anchor Fasteners are high-strength mechanical anchors designed for secure and permanent fastening into solid concrete. They provide exceptional holding power by expanding firmly against the concrete when tightened, making them ideal for heavy-load and structural applications. Manufactured from carbon steel, stainless steel (SS 304 / SS 316), or zinc-plated steel, wedge anchors offer excellent durability, corrosion resistance, and load-bearing capacity. These fasteners are widely used in construction, infrastructure projects, industrial machinery installation, steel structures, handrails, guardrails, and base plates.