Chinese fastner Truss Head self drilling screw

Features Drill Tail Design: The front end comes with a drill bit, which can be drilled and tapped directly into the material, eliminating the need for pre-drilling and improving installation efficiency.   Washer integrated: screw head comes with its own washer, increasing the contact area, enhancing the tightening effect and preventing loosening.   Self-tapping function: can tap the threads on the material by itself, simplifying the installation steps.   High hardness: usually made of high carbon steel or stainless steel, with good strength and corrosion resistance.   Applications Construction industry: for fixing metal roofs, wall panels, etc.   Furniture manufacturing: suitable for assembling metal or wooden furniture.   Automotive industry: used for fixing body panels and interior parts.   Home appliance manufacturing: for fixing appliance housings and internal structures.   Advantages Easy to install: no pre-drilling required, saving time…

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