Self-tapping screws - Special self-tapping screws for fixing pipe fittings

The Self Drilling Screw series produced by Dazhe Fastener manufacturer has significant advantages in terms of craftsmanship and adaptability, we use high-carbon steel and quenching process to manufacture the screw bodies. The tip drill is sharp and durable, enabling direct penetration through thin steel plates and light steel frame without the need for pre-drilling, and it can be screwed in smoothly without effort, the surface treatment is customized as per requirements, taking into account rust prevention and wear resistance. Each screw is tested for the sharpness of the drill tip and the bite of the threads, effectively avoiding stuck holes during drilling and slippage or breakage during use, it is suitable for various complex installation scenarios.

The products under our Self Drilling Screw series meet the needs of different scenarios, the Stainless Steel Self Drilling Screw is mainly designed for corrosion resistance and can withstand harsh conditions such as humid environments and outdoor settings. It is suitable for outdoor railings and fixing of boards in damp areas, and it won't rust or deform easily. The HDG Hex Washer Head Self Drilling Screw focuses on strength and convenience, the hot-dip galvanized layer has a full anti-corrosion effect. The hexagonal head is paired with an integrated washer, providing more uniform force distribution, it can be operated quickly with a wrench, and is suitable for scenarios requiring strong tightening force such as steel structures and curtain wall supports.

The Self Drilling Screw series is widely used in fields such as construction, decoration, and hardware manufacturing. In construction, it can be used to fix light steel keels, color steel plates, and steel structure connection pieces; in outdoor projects, it is suitable for installing guardrails, canopies, and photovoltaic support structures, in hardware processing, it can be used for tightening the shells of equipment and metal components.