Hidden serrated hooks for the back panel of photo frames and picture frames

The hidden serrated hook used on the back plate of photo frames or picture frames is a specially designed accessory for hidden hanging. It usually has a serrated structure to enhance the fixing effect while maintaining an aesthetic appearance. The following is an introduction to several related products and technologies:

Plastic serrated hook
Structural features: It adopts a right-angled triangular design, with the hypotenuse being serrated (right-angled step shape), and the main body is hollow structure, which is convenient for installation and adjustment.

Function: During installation, simply put the hook over the back plate. When hanging, adjust it left and right to keep it level. There is no need to observe the position of the nails from the back. The operation is simple and convenient. 1

Advantages: Suitable for photo frames and picture frames, providing strong firmness and tensile strength.

2. Photo frame back plate connecting nails
Structure: It includes the binding section (spike section + extension section) and the installation section. The binding section is hollow in design, the spike section has multiple spikes, and the extension section has a larger diameter, which is convenient for the discharge of waste materials.

Application: It is used to fix the spring pieces or hooks on the back plate to ensure stable connection and flexible rotation 28.

Manufacturing process: Through stamping and punching die processing, the sharp piercing sections are inserted into the back plate and then the extended sections are further fixed to enhance the binding effect.