材质：不锈钢（S）/铁（M）/铝合金（A）
表面处理：研磨/镀铬/阳极氧化
特性：用途广泛，装配方便。
用途：工业自动化设备、航空、高铁、通信设备、电柜箱体及其它设备

Material: stainless steel (S) / iron (M) / aluminum alloy
Surface treatment: grinding / chrome plating / anodizing
Features: stainless steel handle, excellent corrosion resistance, widely used, installedWith convenient.
Application: industrial automation equipment, aviation, high-speed railway, Communication equipment, electrical cabinet and other equipment