Features: Experience high performances with 300pcs White Hex Heads Drilling Metal Roofing Screws, designs to penetrate metal roofing materials without drilling, enhancing construction efficiency. Craft from high strength carbon steel, these screws feature a smooth powder coated finish for enhances sturdy and aesthetic appeal, making addition for various architectural styles. For professional builders, enthusiasts, and contractors, these screws offer high performances solution for roofing installations and maintenance tasks, ensuring secure and efficient fastening. For use in metal roofing installation, warehouse and industrial facility roofing systems, and outdoor equipment mounting, providing stability and durability across diverse applications. The included EPDM washer ensures leak prevention, while the hex Heads designs allows for greater torques transfer, simplifying installation with wrenches or power tool for a firm hold. Specifications: Component: Carbon Steel Color: White Size: Length 2.54cm/1.00inch Package Includes: 300pcs Hex Heads Drilling Screws note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you will not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual color.