Throughout the centuries the art of lock-making and lock-picking have been trapped in a constant struggle, with basic lock ...

Mainly used for rapid manual assembly and disassembly, quick-release pins use a mechanism to provide a locking action. They use a clearance fit in holes formed to nominal diameters and are divided ...

Smart door locks bring keyless convenience, better security and remote access, making them a practical upgrade for modern ...

Heavy-recoiling loads can sometimes cause the base pins of single-action Ruger revolvers to work loose. Belt Mountain Enterprises’ replacement locking pins cure that malady by including a slotted or ...

3D printers may have failed as a home appliance, but researchers at the Hasso-Plattner-Institut aren’t ready to give up on them just yet. Last year they successfully 3D-printed a working door handle ...