Features: The ergonomic handle with labor-saving torsion mode, providing you with a comfortable grip. Silent lock body structure, can achieve silent buffer, anti-collision mute, and lock body bearing mute, offering you a good experience. With anodizing coloring technology, can give you a elegant and good vision. The crystal diamond processing panel and stainless steel baffle design, not only attractive but also durable in daily use. High-density marble and plated lock cylinder with thickened square lock tongue, creats a good appearance and has strong strength. It is not easy to corrode. Simple to install and very convenient in use, with matched key to open the door.   Product Sampling One of the biggest worries when purchasing from a new supplier, especially for the first time,here youdo could make sure all goods are what you want via taking the following measures.providing the pre-product samples for confirmation. ·Mass production starts only after your approval ·Send you one full set of samples before loading ·Send you one full set of samples before loading