The use of this assembly not only improves the efficiency and stability of the connection, , but also makes replacement and maintenance easier and more cost effective due to the standardization of its material and design .

Slotted pan head tapping screw and large plain washer assemblies is a common fastener combination, is widely used in a variety of occasions that need to be fixed and connected.

The assembly usually comprises two parts: the slotted pan head tapping screw and a washer. The slotted pan head tapping screw is a kind of screw that does not need to be drilled in advance, can be directly rotated on the material, and is formed and fixed on the material through its own thread.

Product packaging
These fasteners are usually packed in clean, durable plastic bags. Each bag contains a fixed quantity based on customer requirements, such as 100 pieces, 500 pieces, or 1000 pieces per bag. The plastic material protects the product from dust, moisture, and scratches during storage and transportation. Each bag is labeled with basic information including product size, quantity, and production batch. For wholesale and bulk orders, the labeled plastic bags are further placed into standard carton boxes. The cartons are sturdy enough to prevent deformation during long-distance shipping. We also offer simple packaging customization for regular customers, such as adding customer marks on the label or box. The packaging design focuses on practicality and protection rather than decorative effects. It ensures that customers receive complete and usable products when opening the package. All packaging procedures follow basic industrial standards to meet daily shipping and storage needs.