"circular anchor head wedge mechanical fasteners"

Anchor Head Wedges: Flat and Circular Types Anchor head wedges are specialized mechanical fasteners designed for permanent, high-strength anchoring into solid concrete. They work on a unique expansion principle: when installed, a sleeve or clip expands outward against the concrete, creating an exceptionally secure, vibration-resistant hold. These components are critical for structural applications where safety and reliability are paramount. Understanding the Two Head Designs