With the development of science and technology, intelligent products are everywhere, and the door locks used for anti-theft have also undergone a cross era change. The emergence of intelligent fingerprint locks has largely solved the drawbacks of mechanical locks, freeing people from dependence o

The hardware industry, as a traditional manufacturing industry, has a long history, and its products are also diverse. How can one distinguish the quality of a hardware tool? We have a clever trick:Strong sealing: Only with good sealing can there be no safety hazards, which can easily fall off or le

Nowadays, there are many types of door-to-door smoking on the market, and the quality is also uneven. When choosing a door stopper, everyone should choose high-quality ones, so that the quality is more reliable. In fact, the price of the door stopper is not too expensive. Everyone should try to choo

Fire doors should be kept closed at all times – a door closer ensures that the door will mechanically close automatically after it has been opened.Most closers feature dampers which offer a level of control over the force and speed at which the door closes. This cushion is especially crucial on part

Piano hingesAlso known as continuous door hinges, they distribute weight and minimise stress on the door or cabinet. Piano hinges are great for doors and cabinets that are constantly being opened and closed, and subject to intense wear and tear. Piano hinge sizes vary, so you should have no problem

Open the door, so that not only the inner but also the outer door handle can be operated at the same time. Locate the 2 screws on the inside door handle cover, these screws together hold the inside and outside door handles. 2. Use a Phillips screwdriver to turn the two screws counterclockwise, and