Brass rounds are widely used in a variety of applications, and their high strength and hardness make them suitable for applications such as mechanical parts and industrial equipment. It has good electrical and thermal conductivity. In addition, brass is easy to process and weld, and is suitable for manufacturing complex shaped parts.1. Please allow slight error due to manual measurement. Thanks for your understanding.2. Monitors are calibrated differently and the color of items shown in photos may be slightly different from the real thing. Please refer to the actual item.