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Hilti Exterior Framing Self Drilling Screws portfolio consists of Galvanic zinc plated and Electro coated (CRC) carbon steel screws. Various head types (Hex head (HWH), Phillips Pan Head (PPH), TPCH (Torx Pancake Head), Phillips Truss Head (PTH), Phillips Pancake Head (PPCH), Phillips Flat Truss Head (PFTH)) and tip type (lightning tip, racing tip, pilot point, stitch) are covered in the offering. Typical application for structural timber screws include Rafter reinforcement, CLT walls and ceilings, Support reinforcement with steel plate, Transverse tension reinforcement for notching, and connection to base point of support.