【 Stainless steel】is made of high quality steel and stainless steel. Bright chrome / polished surface treatment 【With keyhole cover】 With keyhole cover, dustproof and rustproof. Four mounting holes for direct mounting 【Equipped with a rubber buffer】with rubber gasket, good sealing performance, dustproof and waterproof 【Good corrosion resistance】Textured zinc alloy, tough black coating, durability, high toughness, no deformation 【 A wide range of applications】can be used in control cabinets, tool boxes, power distribution cabinets, control cabinets, trailers, trucks, etc.