[High quality material]: The compression latches is made of metal material, which is strong and and not easy to rust. [Application scenarios]: compression latches are widely used in electrical enclosures and compartments of ships and yachts, they can also be used in other places such as industrial machinery buildings. [Application Size]: Suitable for 0.04-0.20 inch door thickness [Secure Design]: The latches are designed for security and include 1 locks and 2 keys per product, which is very thoughtful. [Easy to install and operate]: These popular low-profile lever latches present a sleek look for highly visible installations. color: Black Material: metal Package Contents: 10 x locks 20 x keys Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.