The head features a hexagonal star (plum blossom) groove design, along with a countersunk structure that allows it to be installed flush with the workpiece's surface. This design not only enhances the aesthetic appeal but also saves space efficiently.

The clamp ear or double-wing design plays a significant role in boosting the clamping force on various panels such as color steel tiles and resin tiles, effectively preventing any chance of loosening. Additionally, the slotted design permits direct drilling into metal or wood without the necessity of pre-drilling, while the slot itself facilitates easy chip removal.

• Product Name: Fasteners Self-Tapping Screw
• Hs Code: 7318159001/7318151001
• Scope Of Application: Building
• Durability: Long Lasting, Durable
• Shipping Way: DHL, UPS, EMS, HK Post, China Post
• Point Type: Sharp Point

Widely employed for securing color steel tiles, setting resin tiles, fastening calcium silicate boards, and more, the clamp ear design is especially well-suited for situations demanding resistance to wind pressure.

The self-drilling screws are securely packed in a durable cardboard box to prevent damage during transportation. Each box contains [quantity] screws.

Orders are usually processed within 1-2 business days. The screws are carefully packaged to ensure safe delivery. Shipping options include standard ground shipping, expedited shipping, and express shipping. Customers will receive a tracking number to monitor the status of their shipment.