6.3x100mm Self-Drilling Roofing Screws, 20 pcs Hex Head Self Tapping Screws, Hex Head Self-Drilling Roof Screws with Rubber Sealing Washer. with Hex Socket, Zinc Plat.

• High Quality: Self-Drilling Roofing Screws are made of high-quality carbon steel, which are sturdy and durable. The surface has been galvanized and has perfect corrosion resistance. The precise thread design ensures strong penetration and clamping force. Complete with EPDM Rubber Sealing Washer. Self tapping screws with Rubber Sealing Washer can be used to fasten sheet metal, profiles, and metal plates to wooden substrates
• Easy to install: The head of the screw is an external hexagon with a large force area, that makes the screw easily positioned. Pre-drilling is not required, and we provide a hex socket that can help your installation and disassembly more convenient and fast. It is recommended to use a suitable wrench for installation
• Widely use: Hex Head Self-Drilling Roof Screws are a type of fastener. They work by fixing sheeting to metal or wood structures, and are tailored specifically to roof maintenance. Self Tapping Screwsare suitable for fastening metal plates, metal plate roofs, metal structures, etc
• Durable: Galvanized Self Tapping Screws have strong resistance to mechanical damage, not sensitive to ultraviolet rays, and the color is perfectly matched with the roof covering. The EPDM Rubber Sealing Washer can prevent water from the screw hole, seal the connection and prevent corrosion. The rubber sealing washer has elasticity, which can prevent the impact of high temperature on the product and extend its service life
• There are various other models available in our store which can meet your different working needs. If you have any questions, please feel free to contact us and we will reply to you as soon as possible

Product Description: -Product Name: Hex Head Self-Drilling Roofing Screws Size：6.3x100 mm Color：Silber Material: Carbon Steel Quantity：20 pcs -Hex Head Self tapping screws are made of high-quality carbon steel and the surface has been galvanized, which have good corrosion and rust resistant, sturdy and not easy to deform. The thread is smooth and without burrs.  -The drilling tail of Self-Drilling Roofing screws are very sharp, no need pre-drilling, allowing for simultaneously drilling, tapping, and locking. we provide a hex socket that can help your installation and disassembly more convenient and fast. -Self drilling screws are very suitable for making weather resistant roofs from trapezoidal panels, sandwich panels, etc. Self drilling screws with rubber sealing washer can prevent moisture and air from seeping into the interior of buildings.  -We have the following different sizes to meet your different needs: 4.8 x 16 mm 4.8 x 19 mm 4.8 x 25 mm 4.8 x 38 mm 4.8 x 50 mm 4.8 x 75 mm 5.5 x 19 mm 5.5 x 25 mm 5.5 x 38 mm 5.5 x 50 mm 6.3 x 25 mm 6.3 x 32 mm 6.3 x 50 mm 6.3 x 75 mm 6.3 x 100 mm  Warm tips: - 1: Due to screws are made of galvanized steel, they are not suitable for aluminum plates. - 2: Due to manual measurement and lighting, the actual color and size may slightly different from the picture.  -If you have any questions or suggestions, please contact us. We always strive to provide you with 100% satisfactory service.