gun safes 1.fire proof 2.whole steel struction 2.suitable for using in public security, armed police, military gun safesHG-70031. The whole steel structure, stronger (cabinet thickness 2-4mm, Door thickness 4-10mm)2.1-10 digital programmable combination codes (electronic lock )3. Mechanical locks, electronic locks, mechanical locks ,electronic locks and so on.4. Three consecutive errors automatic ...