Contractors can secure their equipment, such as ladders, to a rooftop rack with BOLT Cable Locks. The product operates with the vehicle ignition key. BOLT Locks use specially crafted tumblers to ...

BOLT Locks use specially crafted tumblers to memorize a vehicle’s ignition key the first time it is inserted into the lock. One complete turn of the key moves the tumblers to fit that one specific key ...

The Master Lock No. 5440EC Bluetooth Portable Lock Box can be used to keep keys, access cards and small items secure on the jobsite. With digital access, the 5440EC minimizes the possibility of ...

Good engineering and advancing technology continue to make construction equipment safer for those who work in and around it. Sometimes, however, the smartest way to prevent an equipment-related ...

Marc Weber Tobias and two colleagues discovered that they could create plastic keys to open Medeco's M3 high-security locks, despite key control measures designed to thwart key duplication. Photo: ...