Pinghu Hengke Metal Products Factory, a professional fastener manufacturer and exporter based in Jiaxing, a developed coastal city near Shanghai Port, Zhapu Port, and Ningbo Port, specializes in producing high - strength fasteners, including self tapping roofing screws that are essential for roofing applications. These self tapping roofing screws are designed to penetrate roofing materials such as metal, plastic, and composite sheets without pre - drilling, offering efficiency and convenience for installers. Crafted from premium materials like stainless steel, iron, or aluminum alloy, they feature sharp tips and coarse threads that ensure smooth and quick threading, minimizing installation time and effort. The screws are engineered to provide a secure and tight fit, preventing loosening due to vibrations or external forces. With strict quality control measures, including high - standard inspections, these self tapping roofing screws meet international standards, making them suitable for various roofing projects in Europe, the United States, and other countries. The company’s professional team also offers OEM/ODM services, customizing the screws to meet specific project requirements, such as different sizes ranging from 10MM to 40MM, thread types, and head designs, ensuring optimal performance and customer satisfaction.