Is a purpose-built fastener engineered for securing roofing materials—such as metal sheeting—to structural substrates like purlins or insulation layers. These screws feature a sharp, fluted drilling tip that eliminates the need for pre-drilling, boosting installation efficiency. Typically equipped with a bonded washer under a hex or pan head, these screws provide a weather-tight seal and strong hold suitable for both residential and commercial roofing applications.
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