Inner Triangle Anti-Theft Screw
                            
                            
                            
                                
                                
                                
                                
                                
                            
                            
                                
                            
                            
                            
                                LD240611-01
Anti-theft screws, also known as anti-disassembly screws, are fasteners that are used to prevent theft of fixed facilities placed in outdoor public environments for a long time. They require special tools to tighten.