The paint surface is made of high-quality powder coating::After electrostatic spraying, it is baked and cured at high temperature::It is wear-resistant, scratch-resistant, rust-proof and long-lasting::Low carbon alloy, low carbon alloy steel is often used in bridges, construction projects, etc. due to its high strength and toughness on the safe use even more powerful::Invagination and smashing is safer laser cutting, millimeter micro slit: using invaginated tamper-proof panel, durable, let the criminals fall into despair::20mm pure steel thick three lock bolt, excellent transmission structure, better security::The safe box is perfect for protecting documents, jewelry, etc. Great for home, office or business use