The SAMAC Hex Head Heavy Section 5.5mm Screws are robust, trade-grade fixings designed for demanding applications where strength, durability, and reliable performance are essential. Commonly used in roofing, cladding, and structural steel fixing, these screws are ideal for securing heavy-gauge materials in both commercial and industrial environments. Featuring a hex head design , these screws allow high-torque installation using impact drivers or socket tools, providing excellent control and reducing cam-out during installation. The 5.5mm diameter delivers strong
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